CN102095360A - Displacement monitoring equipment - Google Patents
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- CN102095360A CN102095360A CN 201110009784 CN201110009784A CN102095360A CN 102095360 A CN102095360 A CN 102095360A CN 201110009784 CN201110009784 CN 201110009784 CN 201110009784 A CN201110009784 A CN 201110009784A CN 102095360 A CN102095360 A CN 102095360A
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Abstract
The invention discloses displacement monitoring equipment. The technical scheme is that: the equipment comprises a data acquisition mainframe and a storage transmission mainframe, wherein the data acquisition mainframe is used for acquiring displacement data of a sliding body on a landslide in real time so as to acquire the sliding amount and the average sliding speed of displacement and alarming in real time and transmitting the displacement data to the storage transmission mainframe when the sliding amount and the average sliding speed of the displacement are more than or equal to a preset value; and the storage transmission mainframe is used for storing the received displacement data and transmitting the displacement data to a remote monitoring center in a wireless mode. By the technical scheme of the displacement monitoring equipment provided by the invention, the displacement of a landslide crack can be automatically monitored and pre-warned.
Description
Technical field
The present invention relates to field of measuring technique, in particular, relate to crack, a kind of landslide displacement monitoring equipment.
Background technology
China is one of country that the territory area is bigger in the world, so weather and landform are also very complicated, because the influence of factors such as weather and landform, China also is one of the most serious country of geologic hazard in the world.Concentrate on the geologic hazards such as landslide, avalanche of southwest, frequently take place, not only caused casualties a large amount of, brought tremendous loss also for simultaneously the economy of country in flood season.The lasting generation of geologic hazards such as landslide, avalanche, the extent of injury is aggravated day by day, at present, for monitoring, early warning and the control of geologic hazard, is subject to people's attention.
In realizing process of the present invention, the inventor finds:
The inspection monitoring of tradition manual patrol mainly comprises the pile anchoring method, buries the nail method, japanning method, paster method etc., the monitoring means of this mass presdiction and disaster prevention, therefore passive monitoring is apparent in view, retardance and property afterwards determined the traditional monitoring means can not be in time, rapidly to the landslide monitoring early warning, simultaneously, can realize that existing these schemes need expend great amount of manpower and physics.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of displacement monitoring equipment, gathers by the displacement data to real-time generation, the automatic monitoring and the early warning of the crack displacement that can realize coming down.
The technical scheme that the embodiment of the invention provides is as follows:
The invention provides a kind of displacement monitoring equipment, comprising:
Data collection host is used for landslide seismically-induced sliding movement data are gathered in real time, to obtain displacement slippage and running mean speed; , carry out Realtime Alerts, and described displacement data is transferred to storage transmission main frame during in described displacement slippage and running mean speed more than or equal to predetermined value;
Storage transmission main frame is used to store the described displacement data that receives, and described displacement data is transferred to remote monitoring center wirelessly.
Preferably, described data collection host comprises:
The displacement acquisition module is used for when tested landslide slide mass takes place to slide, and uses four-way KTM rod-pulling type displacement transducer to obtain the displacement data that described slide mass produces:
The displacement acquisition module is used for gathering respectively the four-way displacement data that described displacement acquisition module gets access to;
The Data Control module is used for the four-way displacement data that collects according to described displacement acquisition module, by calculating slippage and the running mean speed of determining the landslide slide mass; When the described slippage of determining and running mean speed during, trigger sound light alarming circuit more than or equal to predetermined value.
Preferably, described Data Control module further comprises:
The data computation unit is used for according to described four-way displacement data, calculates the slippage and the running mean speed of landslide slide mass; Specifically calculate in the following way:
Continuous four quick measurements of four-way displacement data are averaged, and the instantaneous average slippage S of record seismically-induced sliding movement, and record Measuring Time T by described slippage S and time T, calculate running mean speed:
Wherein, V is a seismically-induced sliding movement running mean speed, and S2, S1 are seismically-induced sliding movement immediate movement slippage, and T2, T1 are the Measuring Time of S2, S1;
The determination processing unit, be used for when judging the definite running mean speed in described data computation unit more than or equal to predetermined value, trigger sound light alarming circuit and report to the police, and instantaneous slippage of described displacement and running mean velocity amplitude are transferred to described data storage transmission main frame by serial ports.
Preferably, between described data collection host and the described storage transmission main frame, adopt serial ports to carry out communication; The concrete mode that adopts startup, Verification ﹠ Validation communication host-host protocol is set up the displacement data serial ports and is sent the reception communication mechanism.
Preferably, described storage transmission main frame further comprises:
Data memory module adopts CH375U dish module for reading and writing to make up, and integrated usb protocol system driver to the file-level interface that the user provides the USB memory device, is used for the storage of four-way displacement data in the mode of file-level subroutine library;
Data transmission module is used for the Radio Transmission Technology based on GPRS, transmits described four-way displacement data wirelessly.
Preferably, described data transmission module specifically adopts the GSM/GPRS wireless communication module to realize, described wireless communication module inside solidification is integrated radio circuit, the outside AT instruction interface that adopts definition among the serial ports GSM 7.07, and communication and Data Transmission Controlling are carried out in the expansion AT instruction of SIMCOM definition.
Preferably, described storage transmission main frame further comprises:
Single chip processing module is used for being responsible for the execution of communications protocol when described storage transmission main frame and described data collection host dual-machine communication, starts the verification of affirmation and data integrity; Be used for storing and wireless transmission, be responsible for the packing of Time of Day at described storage transmission main frame, error-detecting, state is replied, and does corresponding processing at different conditions.
Preferably, described single chip processing module specifically adopts Hua Bangshuan serial ports W77E58 single-chip microcomputer to control the high capacity storage of four-way displacement data and based on the wireless transmission method of GPRS transmission technology.
Preferably, described equipment also comprises:
Remote monitoring center is used to receive the described displacement data that described storage transmission main frame transmits wirelessly, and sets described predetermined value according to described displacement data, so that described data collection host is carried out Long-distance Control.
Preferably, described remote monitoring center comprises:
The port monitoring module is used to monitor the TCP/IP designated port, when described storage transmission main frame sends connection request, allows to set up ICP/IP protocol and connects, and carries out the transmission of described displacement data;
The overall treatment module, be used for the described displacement data that described storage transmission main frame sends is carried out overall treatment, draw four-way displacement Real-time and Dynamic change curve, and set the warning predetermined value, so that described data collection host is carried out Long-distance Control according to the early warning strategy; Two-way control interface when also being used to set described data collection host and the verification of described storage transmission main frame is so that carry out Long-distance Control to described data collection host and described storage transmission main frame.
Beneficial effect:
A kind of displacement monitoring equipment provided by the invention by data collection host, can be realized landslide seismically-induced sliding movement data are gathered in real time, to obtain displacement slippage and running mean speed; , carry out Realtime Alerts, and described displacement data is transferred to storage transmission main frame during in described displacement slippage and running mean speed more than or equal to predetermined value; By storage transmission main frame, behind the described displacement data that storage receives, described displacement data is transferred to remote monitoring center wirelessly, remote monitoring center be can realize to data collection host and the Long-distance Control of storing the transmission main frame, thereby displacement data collection of crack, four-way landslide and the automatic control of transmitting further realized.
Description of drawings
Fig. 1 is the structural representation of a kind of displacement monitoring equipment of the embodiment of the invention;
Fig. 2 is the circuit diagram of embodiment of the invention data acquisition circuit;
Fig. 3 is an embodiment of the invention data collection host Control Software main program flow chart;
Fig. 4 is the fundamental diagram of embodiment of the invention storage transmission main frame;
Fig. 5 is an embodiment of the invention remote monitoring center software programming synoptic diagram;
Fig. 6 is a kind of displacement monitoring system architecture of embodiment of the invention application scenarios figure.
Embodiment
The embodiment of the invention has proposed a kind of displacement monitoring equipment, the monitoring and the early warning of the crack displacement that is used to come down.The embodiment of the invention is at the deficiency of traditional monitoring technological means, at the special monitoring of landslide surface cracks displacement, by data collection host, can be to the landslide seismically-induced sliding movement data that get access in real time, gather in real time, and definite displacement slippage and running mean speed; Thereby during more than or equal to predetermined value, carry out Realtime Alerts, and described displacement data is transferred to remote monitoring center wirelessly by described storage transmission main frame in described displacement slippage and running mean speed.For monitoring and the early warning of landslide crack displacement provides a cover long-range unmanned equipment of monitoring automatically.
For technical scheme of the present invention is further understood, describe below in conjunction with embodiment and accompanying drawing.
As shown in Figure 1, the embodiment of the invention provides a kind of displacement monitoring equipment, can comprise following functional module:
Storage transmission main frame 12 is used to store the described displacement data that receives, and described displacement data is transferred to remote monitoring center wirelessly.
In one embodiment of the invention, described data collection host 11 can comprise:
Displacement acquisition module 111 is used for when tested landslide slide mass takes place to slide, and uses four-way KTM rod-pulling type displacement transducer to obtain the displacement data that described slide mass produces:
Displacement acquisition module 112 is used for gathering respectively the four-way displacement data that described displacement acquisition module gets access to;
Data Control module 113 is used for the four-way displacement data that collects according to described displacement acquisition module, by calculating slippage and the running mean speed of determining the landslide slide mass; When the described slippage of determining and running mean speed during, trigger sound light alarming circuit more than or equal to predetermined value.
Specifically, because sliding, the crack displacement has gradual property and multidirectional, preferentially select KTM rod-pulling type displacement transducer for use at displacement acquisition module 11 in this feature embodiment of the invention, this sensor water-proof, good reproducibility, and two ends have universal joint, activity in the 30 degree angular regions all around, adapt to landslide slip multidirectional and the open-air requirement of using, can reflect the slip of landslide displacement really.When tested landslide slide mass takes place to slide, the landslide drives the displacement transducer pull bar and produces displacement, pass to the slidingtype resistor by throw-over gear, the slidingtype resistor changes the displacement physical quantity into the electric signal amount, to data collection host, can measure the variable quantity of tested seismically-induced sliding movement through cable transmission.
Specifically, displacement acquisition module 112, the crack displacement that in the embodiment of the invention four-way is got access to is monitored in real time, make multi-way switch with CD4051, timesharing is gathered to the four-way sensor signal, wherein, can adopt sample circuit shown in Figure 2 to realize.The preferred ADS7822 high precision of analog to digital converter serial samples AD in the displacement acquisition module has 12 high precision conversion figure place, and the 75kHz sampling rate under the requirement that guarantees sampling time and precision, takies two single data mouth lines, improves the control ability of instrument.
In one embodiment of the invention, described Data Control module 113 further can comprise:
Data computation unit 1131 is used for according to described four-way displacement data, calculates the slippage and the running mean speed of landslide slide mass; Specifically calculate in the following way:
KTM pull bar displacement transducer is converted to voltage signal to the actual displacement amount of sliding, the displacement voltage original signal is through conditionings such as filtering, amplifications, send into the serial AD sampling, the input single-chip microcomputer carries out data processing, continuous four quick measurements of four-way displacement data are averaged the instantaneous average slippage S of record seismically-induced sliding movement, and record Measuring Time T, by described slippage S and time T, calculate running mean speed:
Wherein, V is a seismically-induced sliding movement running mean speed, and S2, S1 are seismically-induced sliding movement immediate movement slippage, and T2, T1 are the Measuring Time of S2, S1;
Determination processing unit 1132, be used for when judging the definite running mean speed in described data computation unit more than or equal to predetermined value, trigger sound light alarming circuit and report to the police, and instantaneous slippage of described displacement and running mean velocity amplitude are transferred to described data storage transmission main frame by serial ports.
Specifically, the determination processing unit further dynamically shows displacement slippage and velocity amplitude that the final mean annual increment movement data are sent into data storage transmission main frame by serial ports according to predetermined dual-machine communication agreement on the instrument panel liquid crystal, do the landslide tendency toward sliding and research and analyse.
The technical scheme of the foregoing description is in specific implementation, and the software of displacement acquisition main frame is primarily aimed at single-chip microcomputer and programmes, and four mean value of specific implementation displacement signal and speed calculation are handled and logic control.The Control Software main body frame adopts the C language to design, and bottom hardware control adopts assembly language to write.Characteristics such as software agent adopts the C language compilation to have clear in structure, and design is convenient, and bottom and hardware communication adopt the assembly language travelling speed fast, purpose is clear and definite, call the assembly routine interface by master routine, realize the modularization and the functionalization of program, improve the readable and stable of system.The specific implementation flow process can be referring to shown in Figure 3.
In one embodiment of the invention, between described data collection host 11 and the described storage transmission main frame 12, adopt serial ports to carry out communication; The concrete mode that adopts startup, Verification ﹠ Validation communication host-host protocol is set up the displacement data serial ports and is sent the reception communication mechanism.
Specifically, the specific implementation of data collection host and data storage transmission serial port of host computer dual-machine communication agreement can be referring to shown in Figure 4.
In one embodiment of the invention, described storage transmission main frame 12 further can comprise:
Data memory module 121 adopts CH375U dish module for reading and writing to make up, and integrated usb protocol system driver to the file-level interface that the user provides the USB memory device, is used for the storage of four-way displacement data in the mode of file-level subroutine library;
Data transmission module 122 is used for the Radio Transmission Technology based on GPRS, transmits described four-way displacement data wirelessly.
Preferably, the described data transmission module 122 concrete GSM/GPRS of employing wireless communication modules are realized, described wireless communication module inside solidification is integrated radio circuit, the outside AT instruction interface that adopts definition among the serial ports GSM 7.07, and communication and Data Transmission Controlling are carried out in the expansion AT instruction of SIMCOM definition.
Specifically, data memory module adopts CH375U dish module for reading and writing to make up, integration USB protocol system driver in the module, the file-level interface of USB memory device is provided to the user in the mode of file-level subroutine library, comprise file-level operation commonly used, supported multistage sub-directory, supported File Open, newly-built, deletion, read-write and search etc., can directly be transplanted in the Single Chip Microcomputer (SCM) program direct call subroutine in logic controls such as displacement data storage this subroutine library.The interface of itself and Hua Bangshuan serial ports single-chip microcomputer adopts serial mode.Design transmission start mechanism, distinguish the object of transmission by the difference that starts sign indicating number.The data storage function software programming adds USB flash disk inquiry subroutine for adapting to the applicability without the brand USB flash disk in the initialization of program, to the USB flash disk pre-service that can not discern, functional indicator light provides prompting.The mode of The data byte writes each memory sector of USB flash disk in proper order.After data write and finish, file attributes such as brush property modification time were finished data and are preserved.
Data transmission module specifically adopts GSM/GPRS wireless communication module SIM300 to realize, this inside modules has solidified radio circuit integrated, the outside AT instruction interface that adopts definition among the serial ports GSM 7.07, and communication and Data Transmission Controlling are carried out in the expansion AT instruction of SIMCOM definition.Design circuit is mainly serial global function interface circuit, SIM card expanded circuit, level adapted circuit etc.Consider the electromagnetic interference (EMI) of radio-frequency module in the design, the transmission wiring of data communication is done shielding processing, the logic processing circuit design of storage and transmission main frame is avoided the phase mutual interference as far as possible away from radio-frequency module, guarantees the accuracy of data transmission.Software programming stresses the AT instruction control of SIM300, transfer function with the integrated basic function growth data transmission main frame of module, at GPRS data transmission characteristics, online design detects in real time, during situations such as appearance connection interruption etc. are unexpected, rebulid connection, guarantee never to go offline in the data transmission channel data transmission procedure.Make mistakes at data transmission, design data bag check code in the end adding special character verification of displacement data, guarantees the accuracy of data transmission.
In one embodiment of the invention, described storage transmission main frame 12 further can also comprise:
Single chip processing module 123 is used for being responsible for the execution of communications protocol when described storage transmission main frame and described data collection host dual-machine communication, starts the verification of affirmation and data integrity; Be used for storing and wireless transmission, be responsible for the packing of Time of Day at described storage transmission main frame, error-detecting, state is replied, and does corresponding processing at different conditions.
Preferably, described single chip processing module specifically adopts Hua Bangshuan serial ports W77E58 single-chip microcomputer to control the high capacity storage of four-way displacement data and based on the wireless transmission method of GPRS transmission technology.
Specifically, Hua Bangshuan serial ports W77E58 single-chip microcomputer is a data storage and the core of transmission main frame, is responsible for the dual-machine communication with the front end data acquisition main frame, the agreement of data storage and wireless transmission and logic control.Be responsible for the execution of communications protocol during dual-machine communication, start the verification of affirmation and data integrity.Be responsible for the packing of Time of Day when USB storage and wireless transmission, error-detecting, state is replied, and does respective handling at different conditions.Add the house dog software control in the circuit design, crash when extraneous factor causes program, restart automatically when carrying out chaotic situation, realize the automatic recovery ability of work open-air complex conditions under, the fundamental diagram of main frame is transmitted in storage can be referring to shown in Figure 4.
In one embodiment of the invention, described equipment can also comprise:
In one embodiment of the invention, described remote monitoring center 13 can comprise:
Port monitoring module 131 is used to monitor the TCP/IP designated port, when described storage transmission main frame sends connection request, allows to set up ICP/IP protocol and connects, and carries out the transmission of described displacement data;
Overall treatment module 132, be used for the described displacement data that described storage transmission main frame sends is carried out overall treatment, draw four-way displacement Real-time and Dynamic change curve, and set the warning predetermined value, so that described data collection host is carried out Long-distance Control according to the early warning strategy; Two-way control interface when also being used to set described data collection host and the verification of described storage transmission main frame is so that carry out Long-distance Control to described data collection host and described storage transmission main frame.
Specifically, LabVIEW is a kind of SDK (Software Development Kit) based on graphical programming language that NI releases, and embodiment of the invention medium-long range monitoring center software adopts this development platform to write design.Surveillance center at first sets up monitors the TCP/IP designated port, when storage is sent connection request with the transmission main frame, allows to set up ICP/IP protocol and connects, carry out the displacement data transmission, the aggregation of data that receives is handled, drawn four tunnel displacement Real-time and Dynamic change curves, and raw data is preserved automatically.Two-way control interface when remote monitoring center is established alarming threshold value and school simultaneously can be to data collection host and storage transmission main frame Long-distance Control, and remote monitoring center programming synoptic diagram can be referring to shown in Figure 5.
In sum, as shown in Figure 6, the embodiment of the invention proposes a kind of displacement monitoring equipment, can gather the displacement data that gets access in real time by data collection host, calculate actual displacement amount and the running mean speed of determining that slide mass takes place according to described displacement data, by displacement and average velocity and predetermined value are made comparisons, can determine timely whether the displacement in crack, current landslide is in normal condition, so that when exceeding predetermined value, trigger sound light alarming circuit timely, to realize the long-range unmanned purpose of monitoring automatically of landslide crack displacement.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (10)
1. a displacement monitoring equipment is characterized in that, comprising:
Data collection host is used for landslide seismically-induced sliding movement data are gathered in real time, to obtain displacement slippage and running mean speed; , carry out Realtime Alerts, and described displacement data is transferred to storage transmission main frame during in described displacement slippage and running mean speed more than or equal to predetermined value;
Storage transmission main frame is used to store the described displacement data that receives, and described displacement data is transferred to remote monitoring center wirelessly.
2. equipment according to claim 1 is characterized in that, described data collection host comprises:
The displacement acquisition module is used for when tested landslide slide mass takes place to slide, and uses four-way KTM rod-pulling type displacement transducer to obtain the displacement data that described slide mass produces:
The displacement acquisition module is used for gathering respectively the four-way displacement data that described displacement acquisition module gets access to;
The Data Control module is used for the four-way displacement data that collects according to described displacement acquisition module, by calculating slippage and the running mean speed of determining the landslide slide mass; When the described slippage of determining and running mean speed during, trigger sound light alarming circuit more than or equal to predetermined value.
3. equipment according to claim 2 is characterized in that, described Data Control module further comprises:
The data computation unit is used for according to described four-way displacement data, calculates the slippage and the running mean speed of landslide slide mass; Specifically calculate in the following way:
Continuous four quick measurements of four-way displacement data are averaged, and the instantaneous average slippage S of record seismically-induced sliding movement, and record Measuring Time T by described slippage S and time T, calculate running mean speed:
Wherein, V is a seismically-induced sliding movement running mean speed, and S2, S1 are seismically-induced sliding movement immediate movement slippage, and T2, T1 are the Measuring Time of S2, S1;
The determination processing unit, be used for when judging the definite running mean speed in described data computation unit more than or equal to predetermined value, trigger sound light alarming circuit and report to the police, and instantaneous slippage of described displacement and running mean velocity amplitude are transferred to described data storage transmission main frame by serial ports.
4. equipment according to claim 1 is characterized in that, between described data collection host and the described storage transmission main frame, adopts serial ports to carry out communication; The concrete mode that adopts startup, Verification ﹠ Validation communication host-host protocol is set up the displacement data serial ports and is sent the reception communication mechanism.
5. equipment according to claim 4 is characterized in that, described storage transmission main frame further comprises:
Data memory module adopts CH375U dish module for reading and writing to make up, and integrated usb protocol system driver to the file-level interface that the user provides the USB memory device, is used for the storage of four-way displacement data in the mode of file-level subroutine library;
Data transmission module is used for the Radio Transmission Technology based on GPRS, transmits described four-way displacement data wirelessly.
6. equipment according to claim 5, it is characterized in that, described data transmission module specifically adopts the GSM/GPRS wireless communication module to realize, described wireless communication module inside solidification is integrated radio circuit, the outside AT instruction interface that adopts definition among the serial ports GSM 7.07, and communication and Data Transmission Controlling are carried out in the expansion AT instruction of SIMCOM definition.
7. equipment according to claim 6 is characterized in that, described storage transmission main frame further comprises:
Single chip processing module is used for being responsible for the execution of communications protocol when described storage transmission main frame and described data collection host dual-machine communication, starts the verification of affirmation and data integrity; Be used for storing and wireless transmission, be responsible for the packing of Time of Day at described storage transmission main frame, error-detecting, state is replied, and does corresponding processing at different conditions.
8. equipment according to claim 7 is characterized in that, described single chip processing module specifically adopts Hua Bangshuan serial ports W77E58 single-chip microcomputer to control the high capacity storage of four-way displacement data and based on the wireless transmission method of GPRS transmission technology.
9. according to claim 1 or 4 described equipment, it is characterized in that described equipment also comprises:
Remote monitoring center is used to receive the described displacement data that described storage transmission main frame transmits wirelessly, and sets described predetermined value according to described displacement data, so that described data collection host is carried out Long-distance Control.
10. equipment according to claim 9 is characterized in that, described remote monitoring center comprises:
The port monitoring module is used to monitor the TCP/IP designated port, when described storage transmission main frame sends connection request, allows to set up ICP/IP protocol and connects, and carries out the transmission of described displacement data;
The overall treatment module, be used for the described displacement data that described storage transmission main frame sends is carried out overall treatment, draw four-way displacement Real-time and Dynamic change curve, and set the warning predetermined value, so that described data collection host is carried out Long-distance Control according to the early warning strategy; Two-way control interface when also being used to set described data collection host and the verification of described storage transmission main frame is so that carry out Long-distance Control to described data collection host and described storage transmission main frame.
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| CN102749055A (en) * | 2012-07-10 | 2012-10-24 | 董欣 | Interactive displacement measurement system |
| CN103033123A (en) * | 2012-12-12 | 2013-04-10 | 北京必创科技有限公司 | Displacement measurement device |
| CN103954186A (en) * | 2014-01-14 | 2014-07-30 | 朱海平 | Quality testing data acquisition terminal for digital display testing instrument and data acquisition method |
| CN106289134A (en) * | 2016-08-31 | 2017-01-04 | 北京燕宏达铁路设备有限公司 | A kind of displacement monitoring method and system |
| CN110082498A (en) * | 2019-04-08 | 2019-08-02 | 三峡大学 | A kind of landslide monitoring data unmanned plane acquisition system based on wireless sensor Internet of Things |
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Cited By (5)
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| CN103954186A (en) * | 2014-01-14 | 2014-07-30 | 朱海平 | Quality testing data acquisition terminal for digital display testing instrument and data acquisition method |
| CN106289134A (en) * | 2016-08-31 | 2017-01-04 | 北京燕宏达铁路设备有限公司 | A kind of displacement monitoring method and system |
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Application publication date: 20110615 |