CN109150924A - A kind of portable power distribution net grid structure information inquiry terminal - Google Patents
A kind of portable power distribution net grid structure information inquiry terminal Download PDFInfo
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- CN109150924A CN109150924A CN201811321446.9A CN201811321446A CN109150924A CN 109150924 A CN109150924 A CN 109150924A CN 201811321446 A CN201811321446 A CN 201811321446A CN 109150924 A CN109150924 A CN 109150924A
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- 238000009826 distribution Methods 0.000 title claims abstract description 68
- 238000004891 communication Methods 0.000 claims abstract description 36
- 238000012423 maintenance Methods 0.000 claims abstract description 8
- 230000003993 interaction Effects 0.000 claims abstract description 4
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000007726 management method Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 9
- 230000006870 function Effects 0.000 claims description 8
- 230000002452 interceptive effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000013078 crystal Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 238000013500 data storage Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
-
- 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
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
Abstract
The present invention provides a kind of portable power distribution net grid structure information inquiry terminal, is related to power distribution network maintenance equipment technology field.The terminal include embedded hardware system based on ARM9 framework and it is embedded based on (SuSE) Linux OS be embedded software system using bottom；Hardware system includes ARM9 architecture processor, power supply and reset circuit, clock circuit, 1GB SDRAM, 32G NAND FLASH, NOR FLASH, serial communication interface, Ethernet interface, TFT screen interface, TD-LTE wireless communication module and each physical interface and human-computer interaction module on shell；Software systems include bottom Linux embedded operating system kernel, hardware circuit driver, upper layer distribution network structure structural information inquiry application.Small in size, low-power consumption, high-performance of the invention, energy real-time online and distribution network structure relation information system are linked up, and the upload downloading work of data is completed.
Description
Technical field
The present invention relates to power distribution network maintenance equipment technology field more particularly to a kind of portable power distribution net grid structure information
Inquire terminal.
Background technique
Under new round power system reform situation, increment power distribution network is permitted as a kind of part for taking the lead in participating in electric Power Reform
Perhaps civilian capital participates in construction and examines with fortune.This just needs distribution network structure information to accomplish that grid company and distribution management mechanism are shared
Rack information, maintains easily and power scheduling.During daily power distribution network production run, generally require real-time in Overhaul site
Distribution network structure structure and information are checked, for carrying out the operation such as operational support, maintenance maintenance to power distribution network.Each electricity at this stage
The mobile device of scene inquiry distribution network structure details is capable of not yet in net company, and it is blue to use scene to carry grid structure
The modes such as figure, can not solve rack and contain much information, and data update the problems such as frequent.In practical distribution production process, papery
Distribution network structure blueprint often cannot effectively safeguard update, there are information outmoded, the distribution of most of distribution network structure blueprint
During management and running, all kinds of asset transitions fail to timely update into blueprint, and blueprint and real system is caused to mismatch；And
Even if it was found that drawing and reality mismatch, can not real-time perfoming rack data modification update.
It is badly in need of a set of portable power distribution net grid structure information query device due to the above reasons, can be realized power distribution network
The online real-time query of grid structure electronic data, and can with super-ordinate right, directly to rack data into
Row remotely modifying guarantees accuracy, the timeliness of distribution network structure structured data.
Summary of the invention
The technical problem to be solved by the present invention is in view of the above shortcomings of the prior art, provide a kind of portable power distribution net net
Frame structural information inquires terminal, has the characteristics that small in size, low-power consumption, high-performance, being capable of real-time online and distribution network structure pass
It is that information system is linked up, work is downloaded in the upload for completing data in real time.
In order to solve the above technical problems, the technical solution used in the present invention is:
A kind of portable power distribution net grid structure information inquiry terminal, including the embedded hardware system based on ARM9 framework
And in the hardware system embed based on (SuSE) Linux OS be using bottom embedded software system；
The embedded hardware system based on ARM9 framework includes mainboard, expansion board clamping and shell；
The mainboard includes core circuit and peripheral interface circuit；It include TD-LTE wireless telecommunications mould on the expansion board clamping
Block is independent circuit board, is connect by socket with mainboard；Various objects corresponding to peripheral interface circuit are installed on the shell
Interface is managed, is connected by winding displacement with the socket of peripheral interface circuit；The case nose panel is equipped with human-computer interaction module, packet
Include 8 cun of TFT multi-point touch control display screens and Home key；
The core circuit includes ARM9 architecture processor, power supply and reset circuit, clock circuit, 1GB SDRAM data
Memory, 32G NAND FLASH program storage, all modules pass through serial bus communication；TFT multi-point touch control display screen is logical
Data flat cable is crossed to connect with mainboard SPI interface；
The ARM9 architecture processor is 32 Embedded RISC microprocessors of kernel, for combining other core circuits
And peripheral interface circuit, load the bootstrap of embedded OS Linux, automatic running upper layer distribution network structure structure letter
Inquiry application is ceased, inquiry, display, processing, the update of rack data are completed；It is straight using 5V in the power supply and reset circuit
Galvanic electricity source is the power supply of entire terminal；The clock circuit includes the input of two-way clock, when being the work of ARM9 architecture processor all the way
Clock, another way are RTC clocks；The 1GB SDRAM data storage, for storing executable code, including Linux process,
Grid structure query software executes code, is directly connected with ARM9 architecture processor；The 32G NAND FLASH program storage
Device, for (SuSE) Linux OS and bootstrap, the hardware device drivers based on Linux and upper layer distribution network structure structure letter
Cease the solidification storage of inquiry application；The TD-LTE wireless communication module realizes the connection of TD-LTE wireless network,
Under the control of ARM9 architecture processor, realize data by Internet the Internet transmission to long-range distribution grid structure message tube
The communication of system server is managed, after long-range distribution grid structure information management system server generates feedback data, then via
The internet Internet is received by TD-LTE wireless communication module, and data are stored and shown by ARM9 architecture processor；
The peripheral interface circuit is connected on ARM9 architecture processor core board, including NOR FLASH, serial communication
Interface, Ethernet interface, TFT screen interface；
The NOR FLASH, for storing ARM9 architecture processor startup program；The serial communication interface, for real
The communication of existing each section circuit and component；The TFT screen interface connects TFT multi-point touch control display screen；
It is equipped with dummy keyboard and query display interface in the TFT multi-point touch control display screen, is respectively used to input, output is looked into
Inquiry condition and the drawing result data inquired；
The software systems include bottom (SuSE) Linux OS program and the inquiry application of upper layer distribution network structure structural information
Program, the bottom (SuSE) Linux OS program include Linux embedded operating system kernel and hardware circuit driver,
For directly operating hardware system, it is responsible for hardware resource distribution, scheduling, management；The upper layer distribution network structure structural information is looked into
Application program is ask based on operating system JAVA virtual machine, is developed using high-level language and object-oriented method, based on operation
The embedded ICP/IP protocol stack of system realizes multiport communication by multithreading, for completing electric network data, device data, position
Data, the query display and updating maintenance of overall structure graph data；Upper layer distribution network structure structural information inquiry application
Including user interactive module, data processing module, data disaply moudle, data communication module；User interactive module realizes user
Input and browsing function；Data processing module realizes that the combination of querying condition sends and receive the format conversion of graphical information；
Data disaply moudle, for controlling the display pattern and window control of data；Data communication module completes Socket asynchronous communication
Function realizes the transmission of querying condition and returns the result data receiver.
Further, the exploitation of the upper layer distribution network structure structural information inquiry application uses object-oriented
JAVA language.
Further, the ARM9 architecture processor is S3C2410X processor.
Further, the ARM9 architecture processor work clock has source crystal oscillator for 12MHz, is not necessarily to external capacitive, by
Internal PLL is multiplied to 200MHz；The RTC clock is 32.768KHz without source crystal oscillator, and circuit is used with Ethernet interface
Clock circuit it is identical.
Further, the NOR FLASH uses the SST39VF200A model NOR FLASH chip of 64K capacity.
The beneficial effects of adopting the technical scheme are that portable power distribution net grid structure provided by the invention
Information inquiry terminal is constructed using ARM framework high-performance processor hardware platform, performance substantially close to or reach industrial control computer
Level, and small in size, low-power consumption facilitate distribution operating maintenance personnel to carry and use in various construction sites.This hair simultaneously
The bright bottom run using Linux embedded OS as application and development is carried out embedding using high-level language (JAVA language)
Enter the exploitation of formula grid structure information searching function, embeds ICP/IP protocol stack using (SuSE) Linux OS, supports the spies such as multithreading
Property, greatly facilitate developer that application development is rapidly completed.Another feature is being capable of real-time online and power distribution network net
Frame relation information system is linked up, and work is downloaded in the upload for completing data in real time.
Detailed description of the invention
Fig. 1 is that portable power distribution net grid structure information inquiry terminal provided in an embodiment of the present invention is applied in distribution rack
The schematic diagram of structural information management system；
Fig. 2 is ARM9 architecture processor and peripheral connection framework schematic diagram in hardware system provided in an embodiment of the present invention；
Fig. 3 is shell operation panel schematic diagram provided in an embodiment of the present invention；
Fig. 4 is upper layer distribution network structure structural information inquiry application block schematic illustration provided in an embodiment of the present invention.
In figure: 1, fortune inspection personnel, 2, distribution grid structure information inquiry terminal, 3, TD-LTE wireless communication networks, 4,
The internet Internet, 5, distribution grid structure information management system server, 6, SDRAM, 7, NAND FLASH, 8,
S3C2410X processor, 9, universal serial bus, 10, TD-LTE wireless communication module, 11,8 cun of TFT, 12, shell, 13, Home key.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figure 1, when fortune inspection personnel 1 need to check distribution network structure structural information at the construction field (site), using carry-on
The distribution grid structure information inquiry terminal 2 of carrying；It is operated on 8 cun of touch screens 13 of inquiry terminal 2, using embedded embedding
Enter formula distribution grid structure information query software and carry out relevant information inquiry, including can check required distribution rack it is whole or
Part-structure figure, electric network data, equipment account, configuration parameter, geographical location, scheduling information etc.；" inquiry " for clicking software is pressed
Button, querying command is connected TD-LTE wireless network 3 by built-in TD-LTE wireless communication module 10 by inquiry block, and will be counted
Long-range distribution grid structure information management system server 5 is transferred to by the internet Internet 4 according to according to routing condition.
Server 5 is according to querying command, after generating feedback data, is returned to inquiry terminal 2 via network；Terminal 2 is inquired to shield at its 8 cun
The result (image or data information) inquired is shown on curtain 11.
Portable power distribution net grid structure information inquiry terminal 2 provided in this embodiment includes the insertion based on ARM9 framework
Formula hardware system and in the hardware system embed based on (SuSE) Linux OS be using bottom embedded software system.
Based on the embedded hardware system of ARM9 framework, including mainboard, expansion board clamping and shell.Mainboard includes core circuit
And peripheral interface circuit.Core circuit includes ARM9 architecture processor 8, power supply and reset circuit, clock circuit, 1GB SDRAM
Data storage 6,32G NAND FLASH program storage 7.Include TD-LTE wireless communication module on expansion board clamping, is independent
Circuit board is connect by socket with mainboard.Core board is connect with expansion board clamping using inserting mode, and expansion board clamping and TFT are aobvious
Show module using flexible winding displacement connection.Peripheral interface circuit is connected on 8 core board of ARM9 architecture processor, including NOR
FLASH, serial communication interface, Ethernet interface, TFT screen interface.NOR FLASH is opened for storing ARM9 architecture processor
Dynamic program.Serial communication interface, for realizing the communication of each section circuit and component.TFT screen interface, connection TFT multiple spot touching
Control display screen.The front console of shell is as operation panel, as shown in figure 3, being additionally provided with human-computer interaction module thereon, including 8 cun
TFT multi-point touch control display screen 11 and Home key 13.Dummy keyboard and query display circle are equipped in TFT multi-point touch control display screen 11
Face is respectively used to input, output querying condition and the drawing result data inquired.
In the present embodiment, ARM9 architecture processor 8 uses S3C2410X processor, is a kind of kernel 32 embedded
Risc microcontroller, it is as shown in Figure 2 with the connection of periphery.Use 5V DC power supply for entire terminal in power supply and reset circuit
Power supply.Clock circuit, S3C2410X processor need two-way clock to input, and are processor work clock all the way, when another way is RTC
Clock.Processor work clock has source crystal oscillator for 12MHz's, is not necessarily to external capacitive, is multiplied to 200MHz, RTC clock by internal PLL
It is 32.768KHz without source crystal oscillator, circuit and the complete phase of clock circuit used in Ethernet chip CS8900A below
Together.1GB SDRAM data storage 6, feature is that capacity is big, access speed is fast, at low cost, for storing executable code, by
Storage control and flush logic are had inside S3C2410X arm processor, so the SDRAM selected can be handled with ARM
Device 8 is connected directly by interface circuit.32G NAND FLASH program storage 7 selects K9F1208U0B program storage core
Piece, capacity 32G, 8bit data width, the solidification for (SuSE) Linux OS kernel, file system and application program are deposited
Storage.
In the present embodiment, NOR FLASH selects the SST39VF200A model NOR FLASH chip of 64K capacity, for depositing
Startup program is put, arm processor is started by the startup program that NOR FLASH is stored.
TFT multi-point touch control display screen 11 is used as man-machine interactive interface, is provided with dummy keyboard and query display interface, point
It Yong Yu not input, output data.The man-machine connection size is big, and display data volume is more, and display figure is clear, can be used gesture to net
Frame structure graph carries out the operation such as mobile.There is a Home key 13 below screen, it is convenient and practical for returning to program main interface.
Software systems, as shown in figure 4, including bottom (SuSE) Linux OS program and upper layer distribution network structure structural information
Inquiry application, the bottom (SuSE) Linux OS program include that Linux embedded operating system kernel and hardware circuit drive
Dynamic program is responsible for hardware resource distribution, scheduling, management for directly operating hardware system；The upper layer distribution network structure structure
Information inquiry application is opened based on operating system JAVA virtual machine using JAVA high-level language and object-oriented method
Hair realizes multiport communication by multithreading based on the ICP/IP protocol stack that operating system embeds, for completing electric network data, setting
Standby data, position data, the query display and updating maintenance of overall structure graph data, by being obtained from remote web server
Distribution network structure structured data generates grid structure figure in TFT multi-point touch control display screen；And the number such as obtain equipment account simultaneously
According to.Upper layer distribution network structure structural information inquiry application includes user interactive module, data processing module, data display mould
Block, data communication module.User interactive module realizes the input and browsing function of user；Data processing module realizes inquiry item
The combination of part sends and receives the format conversion of graphical information；Data disaply moudle, for controlling the display pattern and window of data
Mouth control；Data communication module completes Socket asynchronous communication function, realizes the transmission of querying condition and return the result data and connect
It receives.
The core of hardware structure in the present embodiment is the processor of S3C2410X ARM9 framework, when power circuit is to be
After system power supply, S3C2410X processor completes system starting process from startup program is read in NOR FLASH into itself RAM.
After above-mentioned workflow, the bootstrap of the embedded OS Linux of load NAND FLASH storage.Embedded operation system
After the Linux that unites is run, automatic running upper layer distribution network structure structural information inquiry application, the inquiry of responsible rack data,
The functions such as display, processing, update.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment, or some or all of the technical features are equal
Replacement；And these are modified or replaceed, model defined by the claims in the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (5)
1. a kind of portable power distribution net grid structure information inquiry terminal, it is characterised in that: including the insertion based on ARM9 framework
Formula hardware system and in the hardware system embed based on (SuSE) Linux OS be using bottom embedded software system；
The embedded hardware system based on ARM9 framework includes mainboard, expansion board clamping and shell；
The mainboard includes core circuit and peripheral interface circuit；It include TD-LTE wireless communication module on the expansion board clamping,
For independent circuit board, it is connect by socket with mainboard；Various physics corresponding to peripheral interface circuit are installed on the shell
Interface is connected by winding displacement with the socket of peripheral interface circuit；The case nose panel is equipped with human-computer interaction module, including
8 cun of TFT multi-point touch control display screens and Home key；
The core circuit includes ARM9 architecture processor, power supply and reset circuit, clock circuit, the storage of 1GB SDRAM data
Device, 32G NAND FLASH program storage, all modules pass through serial bus communication；TFT multi-point touch control display screen passes through number
It is connect according to winding displacement with mainboard SPI interface；
The ARM9 architecture processor is 32 Embedded RISC microprocessors of kernel, in conjunction with other core circuits and outside
Interface circuit is enclosed, the bootstrap of embedded OS Linux is loaded, automatic running upper layer distribution network structure structural information is looked into
Application program is ask, inquiry, display, processing, the update of rack data are completed；5V direct current is used in the power supply and reset circuit
Source is the power supply of entire terminal；The clock circuit includes the input of two-way clock, is ARM9 architecture processor work clock all the way, separately
It is RTC clock all the way；The 1GB SDRAM data storage, for storing executable code, including Linux process, rack knot
Structure query software executes code, is directly connected with ARM9 architecture processor；The 32G NAND FLASH program storage, is used for
(SuSE) Linux OS and bootstrap, the hardware device drivers based on Linux and the inquiry of upper layer distribution network structure structural information are answered
It is stored with the solidification of program；The TD-LTE wireless communication module realizes the connection of TD-LTE wireless network, at ARM9 framework
Under the control for managing device, realize data by Internet the Internet transmission to long-range distribution grid structure information management system service
The communication of device after long-range distribution grid structure information management system server generates feedback data, then is interconnected via Internet
Net is received by TD-LTE wireless communication module, and data are stored and shown by ARM9 architecture processor；
The peripheral interface circuit is connected on ARM9 architecture processor core board, including NOR FLASH, serial communication connect
Mouth, Ethernet interface, TFT screen interface；
The NOR FLASH, for storing ARM9 architecture processor startup program；The serial communication interface, for realizing each
The communication of partial circuit and component；The TFT screen interface connects TFT multi-point touch control display screen；
It is equipped with dummy keyboard and query display interface in the TFT multi-point touch control display screen, is respectively used to input, output inquiry item
Part and the drawing result data inquired；
The software systems include bottom (SuSE) Linux OS program and the inquiry of upper layer distribution network structure structural information using journey
Sequence, the bottom (SuSE) Linux OS program include Linux embedded operating system kernel and hardware circuit driver, are used
In directly operating hardware system, it is responsible for hardware resource distribution, scheduling, management；The upper layer distribution network structure structural information inquiry
Application program is developed based on operating system JAVA virtual machine using high-level language and object-oriented method, based on operation system
The embedded ICP/IP protocol stack of system realizes multiport communication by multithreading, for completing electric network data, device data, positional number
According to the query display and updating maintenance of, overall structure graph data；Upper layer distribution network structure structural information inquiry application packet
Include user interactive module, data processing module, data disaply moudle, data communication module；User interactive module realizes user's
Input and browsing function；Data processing module realizes that the combination of querying condition sends and receive the format conversion of graphical information；Number
According to display module, for controlling the display pattern and window control of data；Data communication module completes Socket asynchronous communication function
Can, it realizes the transmission of querying condition and returns the result data receiver.
2. portable power distribution net grid structure information inquiry terminal according to claim 1, it is characterised in that: the upper layer
The exploitation of distribution network structure structural information inquiry application uses the JAVA language of object-oriented.
3. portable power distribution net grid structure information inquiry terminal according to claim 1, it is characterised in that: the ARM9
Architecture processor is S3C2410X processor.
4. portable power distribution net grid structure information inquiry terminal according to claim 1 or 3, it is characterised in that: described
ARM9 architecture processor work clock has source crystal oscillator for 12MHz's, is not necessarily to external capacitive, is multiplied to 200MHz by internal PLL；Institute
Stating RTC clock is 32.768KHz without source crystal oscillator, and circuit is identical as clock circuit used in Ethernet interface.
5. portable power distribution net grid structure information inquiry terminal according to claim 1, it is characterised in that: described
NORFLASH uses the SST39VF200A model NOR FLASH chip of 64K capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811321446.9A CN109150924B (en) | 2018-11-07 | 2018-11-07 | Portable grid structure information query terminal for power distribution network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811321446.9A CN109150924B (en) | 2018-11-07 | 2018-11-07 | Portable grid structure information query terminal for power distribution network |
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| Publication Number | Publication Date |
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| CN109150924A true CN109150924A (en) | 2019-01-04 |
| CN109150924B CN109150924B (en) | 2023-12-05 |
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| CN109150924B (en) | 2023-12-05 |
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