CN110855644A - Method and device for protecting data - Google Patents
Method and device for protecting data Download PDFInfo
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- CN110855644A CN110855644A CN201911058859.7A CN201911058859A CN110855644A CN 110855644 A CN110855644 A CN 110855644A CN 201911058859 A CN201911058859 A CN 201911058859A CN 110855644 A CN110855644 A CN 110855644A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
- H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/565—Conversion or adaptation of application format or content
- H04L67/5651—Reducing the amount or size of exchanged application data
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Abstract
The invention provides a method and a device for protecting data, which are used for obtaining monitoring data; judging whether the substation and the upper computer are interrupted; if the interruption occurs, the substation stores the acquired real-time data in a local chip mode in a mode of carrying time mark information; when the substation and the upper computer recover communication, the upper computer automatically reads data stored in the substation; the upper computer analyzes and stores the read data, so that key data are prevented from being lost, and data integrity is guaranteed.
Description
Technical Field
The present invention relates to a data protection technology, and in particular, to a data protection method and apparatus.
Background
The coal mine safety monitoring system is mainly used for monitoring environmental parameters such as underground gas concentration and the like, monitoring the working state of electromechanical equipment, realizing the functions of ultralimit alarming, power failure, notification of person removal and the like, and is the most basic and important safety guarantee for coal mine safety production. The coal mine safety monitoring system is an important auxiliary system for coal mine safety production and is one of the important systems which are required to be installed in a coal mine site by the nation; the monitoring data collected by the system is a direct basis for the analysis and responsibility confirmation of the underground problem cause of the coal mine, and the integrity of the system data greatly determines the correctness and reliability of the analysis result.
In the conventional coal mine safety monitoring, under the condition that an underground substation (the substation is used for collecting real-time monitoring data of various sensors in a coal mine in real time and uploading the collected data information to an upper computer through a network) can normally work to collect data, when network communication between the substation and the upper computer is interrupted, or when system software of the upper computer is closed and the computer is shut down; most of the data collected by the substations cannot be normally uploaded to system software, which causes incompleteness of system data and causes various inconveniences to the post-analysis of the system.
Disclosure of Invention
In order to achieve the above purpose, the technical solution of the embodiment of the present invention is realized as follows:
according to an aspect of the embodiments of the present invention, a method and an apparatus for protecting data are provided, the method including: acquiring monitoring data; judging whether the substation and the upper computer are interrupted; if the interruption occurs, the substation stores the acquired real-time sensor data in a mode of carrying time scale information; when the substation and the upper computer recover communication, the upper computer automatically reads data stored in the substation; and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
In the above-mentioned scheme, judge that the same host computer of substation breaks, include: and if the interruption is not carried out, the substation continues to acquire the sensor data in real time and uploads the sensor data to the upper computer.
In the above-mentioned scheme, when the substation resumes the communication with the host computer after, then the host computer reads the data of storage on the substation automatically, includes: and calculating the real-time communication data volume of the substation and the upper computer, and judging the time for reading the substation disconnection data.
In the above scheme, the determining the time for reading the substation disconnection data includes: and if the upper computer is idle in communication, meeting the time, and starting to read the data stored in the substation by the upper computer.
In the above-mentioned scheme, if host computer communication is idle, then satisfy the opportunity, include: the upper computer automatically judges the current communication data volume of the same substation, and actively reads the broken line data when the communication data volume is small or the substation has no data to upload, so that the normal collection of the real-time data of the system is not influenced.
In the above-mentioned scheme, judge that the same host computer of substation breaks, include: the time consistency is ensured between the upper computer and the substation, and a timing synchronization time and automatic synchronization mechanism is adopted for time synchronization.
In the above scheme, after the communication is restored between the substation and the upper computer, the data stored by the substation and the upper computer is obtained, and the method further comprises: the recovered data is historical data, and may not match the current system device configuration information, so the system software will automatically search for device configuration information matching the corresponding version.
In the above scheme, if the interruption occurs, the substation stores the acquired real-time data in a manner with timestamp information, including: due to the storage capacity, the data is stored by adopting a threshold compression method.
According to another aspect of the embodiments of the present invention, there is provided a device for protecting data, the device including: an acquisition unit for acquiring monitoring data; the judging unit is used for judging whether the upper computers of the substations are interrupted or not; if the interruption occurs, the substation stores the acquired real-time sensor data in a mode of carrying time scale information; the processing unit is used for automatically reading the data stored in the substation by the upper computer after the communication between the substation and the upper computer is recovered; and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
According to another aspect of the embodiments of the present invention, there is provided a device for protecting data, the device including: a memory, a processor, and a responsive program stored in the memory for execution by the processor, the processor being responsive to any of the steps of the method for protecting data described above when executing the responsive program.
The invention provides a method and a device for protecting data, wherein the method comprises the following steps: acquiring monitoring data; judging whether the substation and the upper computer are interrupted; if the interruption occurs, the substation stores the acquired real-time sensor data in a mode of carrying time scale information; when the substation and the upper computer recover communication, the upper computer automatically reads data stored in the substation; and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
Drawings
Fig. 1 is a schematic flow chart illustrating an implementation of a method for protecting data according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart of another implementation provided by the embodiment of the present invention;
FIG. 3 is a schematic flow chart of another implementation provided by the embodiment of the present invention;
FIG. 4 is a schematic flow chart of another implementation provided by the embodiment of the present invention;
fig. 5 is a first schematic structural diagram of a data protection apparatus according to an embodiment of the present invention.
Detailed Description
So that the manner in which the features and aspects of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to embodiments, some of which are illustrated in the appended drawings.
Fig. 1 is a schematic diagram of an implementation flow of a method for protecting data according to an embodiment of the present invention, as shown in fig. 1, the method includes:
step S101, acquiring monitoring data;
step S102, judging whether the same upper computer of the substation is interrupted;
step S103, if the interruption occurs, the substation stores the acquired real-time data in a mode with time mark information;
step S104, when the substation and the upper computer recover communication, the upper computer automatically reads data stored in the substation;
and step S105, analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
In another embodiment, as shown in fig. 2, the determining whether the substation and the upper computer are interrupted includes:
step S201, judging whether the same upper computer of the substation is interrupted;
and step S202, if the data are not interrupted, the substation continues to acquire the sensor data in real time and uploads the sensor data to the upper computer.
In another embodiment, after the substation and the upper computer resume communication, the upper computer automatically reads data stored in the substation, including: and calculating the real-time communication data volume of the substation and the upper computer, and judging the time for reading the substation disconnection data.
In another embodiment, as shown in fig. 3, the determining the timing for reading the substation disconnection data includes:
step S301, judging the time for reading substation disconnection data;
in step S302,.
In another embodiment, if the upper level communication is idle, the timing is satisfied, including: the upper computer automatically judges the current communication data volume of the same substation, and actively reads the broken line data when the communication data volume is small or the substation has no data to upload, so that the normal collection of the real-time data of the system is not influenced.
In another embodiment, before judging whether the substation and the upper computer are interrupted, the method comprises the following steps: the time consistency is ensured between the upper computer and the substation, and a timing synchronization time and automatic synchronization mechanism is adopted for time synchronization.
In another embodiment, after the substation and the upper computer resume communication, the upper computer automatically reads data stored in the substation, and the method further includes: the recovered data is historical data, and may not match the current system device configuration information, so the system software will automatically search for device configuration information matching the corresponding version.
In another embodiment, if the interruption occurs, the substation stores the acquired real-time data with time stamp information, including: due to the storage capacity, the data is stored by adopting a threshold compression method.
In another embodiment, the steps of implementing include:
firstly, in order to ensure the time consistency between upper computer software and a substation, a mechanism of timing synchronization time and automatic synchronization time is adopted for time synchronization; (the synchronous content is time, namely the clock of the substation is synchronized to the clock of the upper computer; timing synchronization time, namely the upper computer of the system sends the current time of the upper computer to the substation in a timing way, the substation modifies the clock of the substation into the time, and the time is automatically synchronized, namely when the communication between the substation and the upper computer is interrupted and normal communication is recovered, the upper computer automatically sends the current time to the substation, and the substation modifies the clock of the substation into the time.)
Secondly, when the software communication of the substation and the upper computer of the system is interrupted, the substation stores the acquired real-time data in a mode with time mark information, and the data is stored by adopting a threshold compression method in consideration of the problem of storage capacity; (with time scale information, the substation stores the collected sensor monitoring values in a time + value mode, the time scale is a time mark; the real-time data refers to the real-time monitoring values of the sensor, such as real-time concentration values of underground methane and carbon monoxide; and the threshold compression method comprises the steps of filtering the real-time monitoring values of the sensor according to the threshold according to the minimum error range accepted by various sensors, and storing the change values after the change values exceed the threshold range.)
Thirdly, after software communication between the substation and an upper computer is recovered to be normal, the upper computer system intelligently judges the time for reading the substation disconnection data according to the throughput of real-time communication data, and completes automatic reading of disconnection continuous transmission data on the premise of ensuring that the normal operation of the system is not influenced; (the method of intelligent judgment comprises the steps that the upper computer automatically judges the current communication data volume of the same substation, and when the communication volume is small or the substation has no data to upload, the upper computer actively reads the broken data, so that the normal collection of the real-time data of the system is not influenced.)
Fourthly, after the data which is continuously transmitted in the broken line is read, considering that the data is historical data and possibly not matched with the current system equipment configuration information, the system software can automatically search and match the equipment configuration information of the corresponding version and then analyze and process the data;
and fifthly, generating a corresponding historical data record according to the data analysis processing result, and storing the data record. When the underground communication of the coal mine is interrupted, the upper computer of the system can automatically recover the data during the interruption of the communication without influencing the normal operation of the system after the communication is recovered to be normal; therefore, the integrity and the reliability of system data are effectively guaranteed, the problem that the system loses key data when underground communication is interrupted is avoided, and complete and reliable data source support is provided for the problem analysis of the system afterwards.
In another embodiment, the apparatus comprises: an acquisition unit for acquiring monitoring data; the judging unit is used for judging whether the upper computers of the substations are interrupted or not; if the interruption occurs, the substation stores the acquired real-time data in a mode of carrying time mark information; the processing unit is used for automatically reading the data stored in the substation by the upper computer after the communication between the substation and the upper computer is recovered; and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
In another embodiment, the apparatus comprises: a memory, a processor, and a responsive program stored in the memory for execution by the processor, wherein the processor responds to the steps of the method for protecting data when executing the responsive program.
It should be noted that: in the data processing apparatus provided in the above embodiment, when the program is developed, only the division of the program modules is illustrated, and in practical applications, the processing may be distributed to different program modules according to needs, that is, the internal structure of the data processing apparatus may be divided into different program modules to complete all or part of the processing described above. In addition, the data processing apparatus provided in the above embodiment and the data processing method embodiment belong to the same concept, and specific implementation processes thereof are described in the method embodiment and are not described herein again.
Fig. 5 is a schematic structural diagram of a data processing device in an embodiment of the present invention, and as shown in fig. 5, the data processing device 500 may be a handle, a mouse, a trackball, a mobile phone, a smart pen, a smart watch, a smart ring, a smart bracelet, a smart glove, or the like. The data processing apparatus 500 shown in fig. 3 includes: at least one processor 501, memory 502, at least one network interface 504, and a user interface 503. The various components in the data processing device 500 are coupled together by a bus system 505. It is understood that the bus system 505 is used to enable connection communications between these components. The bus system 505 includes a power bus, a control bus, and a status signal bus in addition to a data bus. For clarity of illustration, however, the various buses are labeled as bus system 505 in FIG. 5.
The user interface 503 may include a display, a keyboard, a mouse, a trackball, a click wheel, a key, a button, a touch pad, a touch screen, or the like, among others.
It will be appreciated that the memory 502 can be either volatile memory or nonvolatile memory, and can include both volatile and nonvolatile memory. Among them, the nonvolatile Memory may be a Read Only Memory (ROM), a Programmable Read Only Memory (PROM), an Erasable Programmable Read-Only Memory (EPROM), an Electrically Erasable Programmable Read-Only Memory (EEPROM), a magnetic random access Memory (FRAM), a Flash Memory (Flash Memory), a magnetic surface Memory, an optical disk, or a Compact Disc Read-Only Memory (CD-ROM); the magnetic surface memory may beMagnetic disk memoryOrMagnetic tape memory. The volatile memory may be random access memoryA machine access memory (RAM), which serves as an external cache. By way of illustration and not limitation, many forms of RAM are available, such as Static Random Access Memory (SRAM), Synchronous Static Random Access Memory (SSRAM), Dynamic Random Access Memory (DRAM), Synchronous Dynamic Random Access Memory (SDRAM), Double Data Rate Synchronous Dynamic Random Access Memory (DDRSDRAM), Enhanced Synchronous Dynamic Random Access Memory (ESDRAM), Enhanced Synchronous Dynamic Random Access Memory (Enhanced DRAM), Synchronous Dynamic Random Access Memory (SLDRAM), Direct Memory (DRmb Access), and Random Access Memory (DRAM). The memory 302 described in connection with the embodiments of the invention is intended to comprise, without being limited to, these and any other suitable types of memory.
The memory 502 in embodiments of the present invention is used to store various types of data to support the operation of the data processing apparatus 500. Examples of such data include: any computer programs for operating on the data processing apparatus 500, such as an operating system 5021 and application programs 5022; music data; animation data; book information; video, drawing information, etc. The operating system 5021 includes various system programs, such as a framework layer, a core library layer, a driver layer, and the like, for implementing various basic services and processing hardware-based tasks. The application 5022 may contain various applications such as a media player (MediaPlayer), a Browser (Browser), etc., for implementing various application services. The program for implementing the method according to the embodiment of the present invention may be included in the application program 5022.
The method disclosed by the above-mentioned embodiments of the present invention may be applied to the processor 501, or implemented by the processor 501. The processor 501 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuits of hardware or instructions in the form of software in the processor 501. The Processor 501 may be a general purpose Processor, a Digital Signal Processor (DSP), or other programmable logic device, discrete gate or transistor logic device, discrete hardware components, etc. Processor 501 may implement or perform the methods, steps, and logic blocks disclosed in embodiments of the present invention. A general purpose processor may be a microprocessor or any conventional processor or the like. The steps of the method disclosed by the embodiment of the invention can be directly implemented by a hardware decoding processor, or can be implemented by combining hardware and software modules in the decoding processor. The software modules may be located in a storage medium located in the memory 502 and the processor 501 reads the information in the memory 302 and in combination with its hardware performs the steps of the method described above.
In an exemplary embodiment, the data processing apparatus 500 may be implemented by one or more Application Specific Integrated Circuits (ASICs), DSPs, Programmable Logic Devices (PLDs), Complex Programmable Logic Devices (CPLDs), Field Programmable Gate Arrays (FPGAs), general purpose processors, controllers, Micro Controllers (MCUs), microprocessors (microprocessors), or other electronic components for performing the foregoing methods.
Specifically, when the processor 501 runs the computer program, it executes: acquiring monitoring data; judging whether the substation and the upper computer are interrupted; if the interruption occurs, the substation stores the acquired real-time data in a mode of carrying time mark information; when the substation and the upper computer recover communication, the upper computer automatically reads data stored in the substation; and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
When the processor 501 runs the computer program, it further executes: judge whether the substation is interrupted with the host computer, include: and if the interruption is not carried out, the substation continues to acquire the sensor data in real time and uploads the sensor data to the upper computer.
When the processor 501 runs the computer program, it further executes: when the substation resumes communication with the host computer after, then the host computer automatic reading substation goes up the data of storage, includes: and calculating the real-time communication data volume of the substation and the upper computer, and judging the time for reading the substation disconnection data.
When the processor 501 runs the computer program, it further executes: the time for judging the reading substation disconnection data comprises the following steps: and if the upper communication is idle, the time is met, and the data stored by the substation and the upper computer is obtained.
When the processor 501 runs the computer program, it further executes: if the upper communication is idle, the opportunity is met, including: the upper computer automatically judges the current communication data volume of the same substation, and actively reads the broken line data when the communication data volume is small or the substation has no data to upload, so that the normal collection of the real-time data of the system is not influenced.
When the processor 501 runs the computer program, it further executes: judge whether the substation is interrupted with the host computer, include: the time consistency is ensured between the upper computer and the substation, and a timing synchronization time and automatic synchronization mechanism is adopted for time synchronization.
When the processor 501 runs the computer program, it further executes: when the substation resumes communication with the host computer after, then the host computer automatic reading substation goes up the data of storage, still includes: the recovered data is historical data, and may not match the current system device configuration information, so the system software will automatically search for device configuration information matching the corresponding version.
When the processor 501 runs the computer program, it further executes: if the interruption occurs, the substation stores the acquired real-time data in a mode of carrying time scale information, and the method comprises the following steps: due to the storage capacity, the data is stored by adopting a threshold compression method.
In an exemplary embodiment, the present invention further provides a computer readable storage medium, such as a memory 502, comprising a computer program, which is executable by a processor 501 of a data processing apparatus 500 to perform the steps of the aforementioned method. The computer readable storage medium may be memory such as FRAM, ROM, PROM, EPROM, EEPROM, Flashmemory, magnetic surface memory, optical disk, or CD-ROM; or may be a variety of devices including one or any combination of the above memories, such as a mobile phone, computer, tablet device, personal digital assistant, etc.
A computer-readable storage medium, on which a computer program is stored which, when executed by a processor, performs: acquiring monitoring data; judging whether the substation and the upper computer are interrupted; if the interruption occurs, the substation stores the acquired real-time data in a mode of carrying time mark information; when the substation and the upper computer are recovered, the upper computer automatically reads data stored in the substation; and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
The computer program, when executed by the processor, further performs: judge whether the substation is interrupted with the host computer, include: and if the interruption is not carried out, the substation continues to acquire the sensor data in real time and uploads the sensor data to the upper computer.
The computer program, when executed by the processor, further performs: when the substation resumes communication with the host computer after, then the host computer automatic reading substation goes up the data of storage, includes: and calculating the real-time communication data volume of the substation and the upper computer, and judging the time for reading the substation disconnection data.
The computer program, when executed by the processor, further performs: the time for judging the reading substation disconnection data comprises the following steps: if the upper computer is idle in communication, the time is met, and the upper computer automatically reads the data stored in the substation.
The computer program, when executed by the processor, further performs: if the host computer communication is idle, then satisfy the opportunity, include: the upper computer automatically judges the current communication data volume of the same substation, and actively reads the broken line data when the communication data volume is small or the substation has no data to upload, so that the normal collection of the real-time data of the system is not influenced.
The computer program, when executed by the processor, further performs: before judging that the substation is interrupted with host computer, include: the time consistency is ensured between the upper computer and the substation, and a timing synchronization time and automatic synchronization mechanism is adopted for time synchronization.
The computer program, when executed by the processor, further performs: when the substation resumes communication with the host computer after, then the host computer automatic reading substation goes up the data of storage, still includes: the recovered data is historical data, and may not match the current system device configuration information, so the system software will automatically search for device configuration information matching the corresponding version.
The computer program, when executed by the processor, further performs: if the interruption occurs, the substation stores the acquired real-time data in a mode of carrying time scale information, and the method comprises the following steps: due to the storage capacity, the data is stored by adopting a threshold compression method.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A method of protecting data, the method comprising:
acquiring monitoring data;
judging whether the substation and the upper computer are interrupted;
if the interruption occurs, the substation stores the acquired real-time sensor data in a mode of carrying time scale information;
when the substation and the upper computer recover communication, the upper computer automatically reads data stored in the substation;
and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
2. The method of claim 1, wherein determining whether the substation and the upper computer are interrupted comprises:
and if the interruption is not carried out, the substation continues to acquire the sensor data in real time and uploads the sensor data to the upper computer.
3. The method of claim 2, wherein after the substation and the upper computer resume communication, the upper computer automatically reads data stored on the substation, and the method comprises the following steps:
and calculating the real-time communication data volume of the substation and the upper computer, and judging the time for reading the substation disconnection data.
4. The method of claim 3, wherein determining the timing for reading the substation disconnection data comprises:
and if the upper computer is idle in communication, meeting the time, and starting to read the data stored in the substation by the upper computer.
5. The method of claim 4, wherein meeting the opportunity if the upper computer is idle comprises:
the upper computer automatically judges the current communication data volume of the same substation, and actively reads the broken line data when the communication data volume is small or the substation has no data to upload, so that the normal collection of the real-time data of the system is not influenced.
6. The method of claim 1, wherein determining whether the substation and the upper computer are interrupted comprises:
the time consistency is ensured between the upper computer and the substation, and a timing synchronization time and automatic synchronization mechanism is adopted for time synchronization.
7. The method of claim 1, wherein the data stored by the substation and the upper computer is obtained after the communication between the substation and the upper computer is recovered, and further comprising:
the recovered data is historical data, and may not match the current system device configuration information, so the system software will automatically search for device configuration information matching the corresponding version.
8. The method of claim 1, wherein the substation stores the acquired real-time data with time-scale information if interrupted, comprising:
due to the storage capacity, the data is stored by adopting a threshold compression method.
9. An apparatus for protecting data, the apparatus comprising:
an acquisition unit for acquiring monitoring data;
the judging unit is used for judging whether the upper computers of the substations are interrupted or not; if the interruption occurs, the substation stores the acquired real-time sensor data in a mode of carrying time scale information;
the processing unit is used for automatically reading the data stored in the substation by the upper computer after the communication between the substation and the upper computer is recovered; and analyzing and storing the data stored in the substation, thereby avoiding losing key data and ensuring the integrity of the data.
10. An apparatus for protecting data, the apparatus comprising: memory, processor and a responsive program stored in the memory for execution by the processor, wherein the processor is responsive to the steps of the method of protecting data as claimed in any one of claims 1 to 8 when executing the responsive program.
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| CN118038572B (en) * | 2024-02-06 | 2024-07-16 | 广州华南路桥实业有限公司 | Station-level data monitoring method and system for expressway toll station |
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Application publication date: 20200228 |