CN106202769A - The industrial system detection method that a kind of on-line checking and simulation modeling checking combine - Google Patents
The industrial system detection method that a kind of on-line checking and simulation modeling checking combine Download PDFInfo
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Abstract
The present invention relates to a kind of on-line checking and the industrial system detection method of simulation modeling checking combination, it is for track signaling system equipment, a kind of reliability, security test appraisal procedure are provided, it is applicable to electrified and nonelectrified section and multiple track circuit type the general interval of field of track traffic automatically close up test assessment, detects in real time with simulating, verifying, fault including physical characteristic signal analysis, physical signalling process model building, on-line real-time measuremen and diagnose.Present system overcomes traditional instrument and can be only done the measurement of the independence to certain amount, and it can make each measured value intercommunication.Realize information sharing, it is simple to analysis comprehensive to system under test (SUT), assessment, draw accurately judgement.Present system can need not be equipped with kind of a test instrunment in the face of complicated system under test (SUT) business, overcomes tradition not enough.
Description
Technical field
The present invention relates to a kind of on-line checking and the industrial system detection method of simulation modeling checking combination, belong to track letter
Number technical field.
Background technology
Railway signal is the general name of the equipment such as the signal of railway system's use, interlocking, obturation.Track circuit is the railway system
Whether taken by rolling stock for automatic, one section of circuit of continuous detecting, control signal device or the circuit of switching device action,
It is to ensure that the equipment of traffic safety, is the important component part of railway signal.Track frequency-shifting signal is a kind of Phase Continuation
Frequency shift keying signal (CPFSK), is substantially using frequency parameter as control information, uses warbled method, use low frequency
The signal that signal modulating frequency is higher, produces the cycle that a kind of amplitude is constant, frequency changes with the change of low frequency signal amplitude
Signal.
Track signaling system is to ensure that train runs safety at interval and improve the Traffic command system of handling capacity.Cause
This, the safe and reliable operation of signaling system equipment is to ensureing that transportation safety and raising driving efficiency have very important effect.
In China, due to design, the condition limitation of debugging and the time restriction of on-the-spot commissioning, at present to signal
The reliability of system equipment, security test and assessment are the most insufficient.
In terms of research and development angle, most research and development units will be placed under actual motion environment and carry out on-the-spot test by product, needs
Spending and enter power material resources and time in a large number, rail vehicle transportation is produced impact, on-the-spot test is also impossible in a large number, is repeated,
It is unfavorable for finding as early as possible design defect.
From a manufacturing perspective, means of testing, method, case and test content in production process are the most very limited, raw
Producing manufacturer and be difficult to the actual interval environment that the equipment that takes into full account runs, this will be unfavorable for comprehensive survey of product reliability, safety
Examination and assessment, easily leave potential safety hazard.
From safeguarding in terms of angle, signalling arrangement on-site maintenance still lacks the test equipment of flexible function, carries out the most by rule of thumb
Safeguard, easily cause poor maintenance of equipment, disturb transport production.
For the problems referred to above, the present invention proposes the railway frequency shift letter that under on-line checking and line, simulation modeling checking combines
Number detection method and system, improve and there may be potential safety hazard substituting rely on that expert and actual track run at present non-
Method, to solve field of track traffic security control and the reliability and safety of guard system (signaling system) relevant device,
Set up science, accurately test appraisal procedure and instrument.
Summary of the invention
It is an object of the invention to provide a kind of on-line checking and the industrial system detection method of simulation modeling checking combination,
Preferably to improve and using deficiency, conveniently preferably use.
To achieve these goals, technical scheme is as follows.
The industrial system detection method that a kind of on-line checking and simulation modeling checking combine, is to set for track signaling system
Standby, it is provided that a kind of reliability, security test appraisal procedure, it is adaptable to field of track traffic is electrified and nonelectrified section and
Automatically close up and test assessment in the general interval of multiple track circuit type.
The method, is faced with RAMS (reliability, availability, and maintainability and safety) towards industrial system equipment complete
Life-cycle processes control problem, based on big data-driven version and integrity soft metric technology, develops holographic dataization numeral
Change modeling and run Security Testing platform, for promoting industrial control system and the reliability of product, effectiveness, maintainability and safety
Property, and automation field more they tends to " zero failure " requirement, improves product quality, ensures industrial control system safe and reliable operation.
Physical characteristic signal analysis, is mapped to machinery, electric, pulse and radiation etc. by the behavioral function of system under test (SUT) equipment
In the model library of projection plane, giving Formal Representation with the signal process pattern of physical quantity, Physical Characteristic Analysis mainly comprises
Three contents:
(1) physical property or characteristic, the character that just can not be showed by chemical change is exactly physical property, belongs to
Statistical physics category, such as: color, abnormal smells from the patient, state, the most easily melt, solidify, distil, volatilize, also just like fusing point, boiling point, hard
Degree, electric conductivity, heat conductivity, ductility etc..
--physical change and physical property, e.g., water evaporation is physical change, and it is physical property that water can evaporate.In bulb
Tungsten filament energising time luminous, heating be physical change, by this change show tungsten have can conduct electricity, fusing point
High, be difficult to the physical property of fusing.
--in terms of material tests, start with in quality testing and performance detection two big fields.As easy to wear in rail, fatiguability and
Vibration produces noise.
--traditional railway workman taps rail with iron hammer, judges whether somewhere existing problems or hidden danger according to sound." sound
Information can be transmitted, it is also possible to transmission energy ".When tapping rail with iron hammer, bolt looseness changes the structure of object slight part,
Having different timbres of sound is sent, it is possible to judge that bolt has non-loosening according to them.
--rail has conductive characteristic, and between rail and sleeper, insulating pad is aging, easily causes traction current exception etc.
Situation so that rail potential current potential raises, easily causes the dysfunction of signalling arrangement or fault that same track is connected.
(2) kinetic characteristic, by clear and definite its motion acting, physical quantity of energy conversion, with vibration, displacement, noise, answers
The signal datas such as change, rotating speed, torque, power, temperature, flow, power, pressure, the concrete behavior function of reflection explanation industrial process.
(3) electrical characteristic, by the physical quantity of its electric energy clear and definite conversion, with voltage, electric current, frequency, electric energy, power, phase
The signal datas such as position, resistance, electric capacity, inductance, the concrete behavior function of reflection explanation industrial process.
(4) logical calculated characteristic, by the physical quantity of its data transmission and processing clear and definite, with video pulse, signal code, electricity
The signal data such as magnetic radiation, traffic load, the concrete behavior function of reflection explanation industrial process.
(5) functional characteristic, as urban track traffic is belonging to integrate the complication system of work post multi-specialized, many, generally
By track routes, station, vehicle, Maintenance and Repair base, form for power transformation, signal of communication, command and control center etc..
The Transportation Organization of urban track traffic, functional realiey, safety assurance all should follow the objective law of track traffic.
Centralized dispatching to be carried out on Transportation Organization, assume unified command of, by service chart tissue drive a vehicle.
In terms of functional realiey, be respectively related to specialty such as circuit, station, tunnel, vehicle, power, communicate, signal, electromechanics
Equipment and fire-fighting system all should ensure that in good condition, normal operation.
In terms of safety assurance, rely primarily on organization of driving and set each properly functioning, ensure necessity running interval and
Correct driving route.
In Rail Transit System, have employed the various automation equipments with electronic computer treatment technology as core, thus
Replace artificial, machinery, electric organization of driving, equipment operation and safety assurance system.As ATC (train auto-matic control) is
System can realize train automatic Pilot, from motion tracking, Automatic dispatching；SCADA (electric power system management automation) system can be real
Existing main transformer station, traction substation, the remote control of stepdown substation device systems, remote signalling, remote measurement and remote regulating；BAS (environmental monitoring system
System) and FAS (fire alarm system) automatization and fire-fighting, the automatization of warning system of station environmental Kuznets Curves can be realized；AFC
(AFC system) can realize the functions such as automatic ticketing, ticket checking, classification.These systems each self-forming network completely, all
Central computer is set, it is achieved unified command, grading control at OCC (control centre).
Physical signalling process model building: physical signalling process model building, to vibration, displacement, noise, strain, rotating speed, torque, merit
Rate, temperature, flow, power, pressure, voltage, electric current, frequency, electric energy, power, phase place, resistance, electric capacity, inductance, video pulse, letter
The spectral datas such as number electric current, electromagnetic radiation, traffic load, carry out the conversion such as LPC or MFCC and extract characteristic vector, with PCA, PLS
Or SVM algorithm, deduction pivot library.
Based on mathematical model constructing function phantom: off-line simulation constructing function model, around the quality of products in kind
Detection, launches to drive under the line being intended to obtain industrial object attribute data, behavior event argument data test and simulation modeling.
(1) based on mathematical model and well formed method, model testing has two kinds of main method, first Temporal Model
Inspection, in the method, specification is stated with temporal logic form, and system simulation is finite state migratory system.Effective search procedure
It is used for the model checking given finite state migratory system to be whether specification.In another kind of method, functional specification is with certainly
Motivation mode is given, and system is also modeled as an automat, and automaton model and the specification of system compare, to determine that its behavior is
No consistent with the automaton model of specification.
(2) model testing and checking, checking simulation modeling is the most accurate, can be divided into tense according to the feature of checked specification
Logical model checker, the consistent checker of behavior and compound checker.
(3) in this model library of assay import feature poplar.
On-line real-time measuremen and simulating, verifying:
On-line monitoring, around the on-the-spot operation of products in kind, industrial process data is carried out real time implementation adaptive gather and
Compression storage.
Set up process status modeling, obtain industrial control equipment measurement data by offline inspection, set up actual functional simulation
Model；By actual operating data compared with offline functionality security model, model is carried out checking revision, forms Function detection
Model library and detection scheme storehouse.
Fault detects in real time and diagnoses:
Can not complete under prescribed conditions for system equipment its regulation functional fault, this state often caused by
Incorrect technical conditions, arithmetic logic mistake, damage of components, environmental change, operation mistake etc. cause, and this type is deposited
In indeterminable problem--randomness.We use Black-box Testing or fault to detect in real time and diagnostic mode.
(1) signal detecting method, detection can really reflect the detection parameter of equipment running status, uses wavelet analysis, letter
The methods such as breath fusion, machine learning, carry out reliability prediction, maintainability prediction, availability calculations, failure mode effect and harm
Property analyze (FMECA), preliminary risk analysis (PHA), fault tree analysis (FTA), ETA (ETA) etc., diagnostic analysis therefore
Barrier feature and cause effect relation.
(2) methods of risk assessment, risk matrix method based on Delphi method, system under test (SUT) equipment is carried out reliability, can
With property and safety evaluatio.
This beneficial effect of the invention is: the present invention is the virtual instrument (Virtual of track signal detection
Instnmmnts), utilize computer to be equipped with instrument hardware and the special-purpose software of particular design, user set according to the demand of oneself
The basic function of the existing General Instrument of meter has again the new instrument system of essential distinction with traditional instrument.
Traditional instrument typically by instrument manufacturer facility man by the collection of signal and control, the analyzing and processing of signal, result defeated
Go out this three zones module all to realize with hardware (or software of solidification), user's only operation, the determination function of use instrument.
Many for test parameter and be continually changing towards answering system.
Present system uses definable hard measurement mode, and user can formulate measurement pattern, measurement procedure, and be integrated with
The functions such as data modeling, service logic modeling and simulation checking, breach traditional instrument and process in data, express, transmit, grasp
Make, show and the advantage such as storage.
Present system overcomes traditional instrument and can be only done the measurement of the independence to certain amount, and it can make each measured value
Intercommunication.Realize information sharing, it is simple to analysis comprehensive to system under test (SUT), assessment, draw accurately judgement.
Present system can need not be equipped with kind of a test instrunment in the face of complicated system under test (SUT) business, overcomes the hard of traditional instrument
Part redundancy, the use low and inefficient problem of frequency.
Using on-line checking to combine with modeling and simulating under line, present system has more preferable certainty of measurement and anti-interference
Ability, effectively overcomes common detection methods, relies on expertise excessively and carries out the structure of diagnostic cast, to diagnostic result
Accuracy adversely affect.
Present system Simulation and Modeling Technology, user changes, increases and decreases function and the scale of measurement system easily, sends out
Wave the advantage of " software is exactly instrument (The software is instrument) ".
Accompanying drawing explanation
Fig. 1 is the industrial system behaviour detection technique framework in present system.
Detailed description of the invention
With embodiment, the detailed description of the invention of the present invention is described below in conjunction with the accompanying drawings, in order to be better understood from this
Bright.
Embodiment
On-line checking in the present embodiment and the industrial system detection method of simulation modeling checking combination, be to believe for track
Number system equipment, it is provided that a kind of reliability, security test appraisal procedure, it is adaptable to field of track traffic is electrified and non-electrical
Change the general interval of interval and multiple track circuit type to automatically close up test assessment.
As it is shown in figure 1, the method, towards industrial system equipment be faced with RAMS (reliability, availability, and maintainability and
Safety) lifecycle process control problem, based on big data-driven version and integrity soft metric technology, develop holographic number
According to changing digitization modeling and running Security Testing platform, for promoting industrial control system and the reliability of product, effectiveness, maintainability
And safety, and automation field more they tends to " zero failure " requirement, improves product quality, ensures the safe and reliable fortune of industrial control system
OK.
Physical characteristic signal analysis, is mapped to machinery, electric, pulse and radiation etc. by the behavioral function of system under test (SUT) equipment
In the model library of projection plane, giving Formal Representation with the signal process pattern of physical quantity, Physical Characteristic Analysis mainly comprises
Three contents:
(1) physical property or characteristic, the character that just can not be showed by chemical change is exactly physical property, belongs to
Statistical physics category, such as: color, abnormal smells from the patient, state, the most easily melt, solidify, distil, volatilize, also just like fusing point, boiling point, hard
Degree, electric conductivity, heat conductivity, ductility etc..
--physical change and physical property, e.g., water evaporation is physical change, and it is physical property that water can evaporate.In bulb
Tungsten filament energising time luminous, heating be physical change, by this change show tungsten have can conduct electricity, fusing point
High, be difficult to the physical property of fusing.
--in terms of material tests, start with in quality testing and performance detection two big fields.As easy to wear in rail, fatiguability and
Vibration produces noise.
--traditional railway workman taps rail with iron hammer, judges whether somewhere existing problems or hidden danger according to sound." sound
Information can be transmitted, it is also possible to transmission energy ".When tapping rail with iron hammer, bolt looseness changes the structure of object slight part,
Having different timbres of sound is sent, it is possible to judge that bolt has non-loosening according to them.
--rail has conductive characteristic, and between rail and sleeper, insulating pad is aging, easily causes traction current exception etc.
Situation so that rail potential current potential raises, easily causes the dysfunction of signalling arrangement or fault that same track is connected.
(2) kinetic characteristic, by clear and definite its motion acting, physical quantity of energy conversion, with vibration, displacement, noise, answers
The signal datas such as change, rotating speed, torque, power, temperature, flow, power, pressure, the concrete behavior function of reflection explanation industrial process.
(3) electrical characteristic, by the physical quantity of its electric energy clear and definite conversion, with voltage, electric current, frequency, electric energy, power, phase
The signal datas such as position, resistance, electric capacity, inductance, the concrete behavior function of reflection explanation industrial process.
(4) logical calculated characteristic, by the physical quantity of its data transmission and processing clear and definite, with video pulse, signal code, electricity
The signal data such as magnetic radiation, traffic load, the concrete behavior function of reflection explanation industrial process.
(5) functional characteristic, as urban track traffic is belonging to integrate the complication system of work post multi-specialized, many, generally
By track routes, station, vehicle, Maintenance and Repair base, form for power transformation, signal of communication, command and control center etc..
The Transportation Organization of urban track traffic, functional realiey, safety assurance all should follow the objective law of track traffic.
Centralized dispatching to be carried out on Transportation Organization, assume unified command of, by service chart tissue drive a vehicle.
In terms of functional realiey, be respectively related to specialty such as circuit, station, tunnel, vehicle, power, communicate, signal, electromechanics
Equipment and fire-fighting system all should ensure that in good condition, normal operation.
In terms of safety assurance, rely primarily on organization of driving and set each properly functioning, ensure necessity running interval and
Correct driving route.
In Rail Transit System, have employed the various automation equipments with electronic computer treatment technology as core, thus
Replace artificial, machinery, electric organization of driving, equipment operation and safety assurance system.As ATC (train auto-matic control) is
System can realize train automatic Pilot, from motion tracking, Automatic dispatching；SCADA (electric power system management automation) system can be real
Existing main transformer station, traction substation, the remote control of stepdown substation device systems, remote signalling, remote measurement and remote regulating；BAS (environmental monitoring system
System) and FAS (fire alarm system) automatization and fire-fighting, the automatization of warning system of station environmental Kuznets Curves can be realized；AFC
(AFC system) can realize the functions such as automatic ticketing, ticket checking, classification.These systems each self-forming network completely, all
Central computer is set, it is achieved unified command, grading control at OCC (control centre).
Physical signalling process model building: physical signalling process model building, to vibration, displacement, noise, strain, rotating speed, torque, merit
Rate, temperature, flow, power, pressure, voltage, electric current, frequency, electric energy, power, phase place, resistance, electric capacity, inductance, video pulse, letter
The spectral datas such as number electric current, electromagnetic radiation, traffic load, carry out the conversion such as LPC or MFCC and extract characteristic vector, with PCA, PLS
Or SVM algorithm, deduction pivot library.
Based on mathematical model constructing function phantom: off-line simulation constructing function model, around the quality of products in kind
Detection, launches to drive under the line being intended to obtain industrial object attribute data, behavior event argument data test and simulation modeling.
(1) based on mathematical model and well formed method, model testing has two kinds of main method, first Temporal Model
Inspection, in the method, specification is stated with temporal logic form, and system simulation is finite state migratory system.Effective search procedure
It is used for the model checking given finite state migratory system to be whether specification.In another kind of method, functional specification is with certainly
Motivation mode is given, and system is also modeled as an automat, and automaton model and the specification of system compare, to determine that its behavior is
No consistent with the automaton model of specification.
(2) model testing and checking, checking simulation modeling is the most accurate, can be divided into tense according to the feature of checked specification
Logical model checker, the consistent checker of behavior and compound checker.
(3) in this model library of assay import feature poplar.
On-line real-time measuremen and simulating, verifying:
On-line monitoring, around the on-the-spot operation of products in kind, industrial process data is carried out real time implementation adaptive gather and
Compression storage.
Set up process status modeling, obtain industrial control equipment measurement data by offline inspection, set up actual functional simulation
Model；By actual operating data compared with offline functionality security model, model is carried out checking revision, forms Function detection
Model library and detection scheme storehouse.
Fault detects in real time and diagnoses:
Can not complete under prescribed conditions for system equipment its regulation functional fault, this state often caused by
Incorrect technical conditions, arithmetic logic mistake, damage of components, environmental change, operation mistake etc. cause, and this type is deposited
In indeterminable problem--randomness.We use Black-box Testing or fault to detect in real time and diagnostic mode.
(1) signal detecting method, detection can really reflect the detection parameter of equipment running status, uses wavelet analysis, letter
The methods such as breath fusion, machine learning, carry out reliability prediction, maintainability prediction, availability calculations, failure mode effect and harm
Property analyze (FMECA), preliminary risk analysis (PHA), fault tree analysis (FTA), ETA (ETA) etc., diagnostic analysis therefore
Barrier feature and cause effect relation.
(2) methods of risk assessment, risk matrix method based on Delphi method, system under test (SUT) equipment is carried out reliability, can
With property and safety evaluatio.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (1)
1. the industrial system detection method that an on-line checking and simulation modeling checking combine, it is characterised in that: the method is pin
To track signaling system equipment, it is provided that a kind of reliability, security test appraisal procedure, it is adaptable to field of track traffic is electrified
Automatically close up test assessment with the general interval of nonelectrified section and multiple track circuit type, specifically include following aspect:
Physical characteristic signal analysis, the behavioral function of system under test (SUT) equipment is mapped to machinery, electrically, pulse puts down with tomographic projection
In the model library in face, give Formal Representation with the signal process pattern of physical quantity；
In Rail Transit System, have employed the various automation equipments with electronic computer treatment technology as core, thus replace
Artificial, machinery, electric organization of driving, equipment run and safety assurance system；
Physical signalling process model building: physical signalling process model building, to vibration, displacement, noise, strain, rotating speed, torque, power, temperature
Degree, flow, power, pressure, voltage, electric current, frequency, electric energy, power, phase place, resistance, electric capacity, inductance, video pulse, signal electricity
The spectral datas such as stream, electromagnetic radiation, traffic load, carry out the conversion such as LPC or MFCC and extract characteristic vector, with PCA, PLS or SVM
Algorithm, deduction pivot library；
Based on mathematical model constructing function phantom: off-line simulation constructing function model, around the quality testing of products in kind,
Launch to drive under the line being intended to obtain industrial object attribute data, behavior event argument data test and simulation modeling；
(1) based on mathematical model and well formed method, model testing has two kinds of main method, and first Temporal Model is examined
Testing, in the method, specification is stated with temporal logic form, and system simulation is finite state migratory system；Effective search procedure is used
Whether check given finite state migratory system is a model of specification；In another kind of method, functional specification is with automatically
Machine mode is given, and system is also modeled as an automat, and automaton model and the specification of system compare, whether to determine its behavior
Consistent with the automaton model of specification；
(2) model testing and checking, checking simulation modeling is the most accurate, can be divided into temporal logic according to the feature of checked specification
Model testing device, the consistent checker of behavior and compound checker；
(3) in this model library of assay import feature poplar；
On-line real-time measuremen and simulating, verifying:
On-line monitoring, around the on-the-spot operation of products in kind, carries out the adaptive of real time implementation and gathers and compression industrial process data
Storage；
Set up process status modeling, obtain industrial control equipment measurement data by offline inspection, set up actual functional simulation；
By actual operating data compared with offline functionality security model, model is carried out checking revision, forms Function detection model
Storehouse and detection scheme storehouse；
Fault detects in real time and diagnoses:
Can not complete the functional fault of its regulation under prescribed conditions for system equipment, this state is often caused by the most just
True technical conditions, arithmetic logic mistake, damage of components, environmental change, operation mistake etc. cause, and this type also exists
Indeterminable problem；Black-box Testing or fault is used to detect in real time and diagnostic mode:
(1) signal detecting method, detection can really reflect the detection parameter of equipment running status, uses wavelet analysis, information to melt
The methods such as conjunction, machine learning, carry out reliability prediction, maintainability prediction, availability calculations, failure mode effect divide with hazardness
Analysis (FMECA), preliminary risk analysis (PHA), fault tree analysis (FTA), ETA (ETA) etc., diagnostic analysis fault is special
Seek peace cause effect relation；
(2) methods of risk assessment, risk matrix method based on Delphi method, system under test (SUT) equipment is carried out reliability, availability
And safety evaluatio.
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| CN108445316A (en) * | 2018-03-09 | 2018-08-24 | 贵州电网有限责任公司 | A kind of determining on-line monitoring parameter evaluation grade method for distinguishing |
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| CN111239529A (en) * | 2020-03-05 | 2020-06-05 | 西南交通大学 | Excitation test method and system supporting predictive maintenance of electromechanical equipment |
| CN112462738A (en) * | 2020-11-18 | 2021-03-09 | 浙江中控技术股份有限公司 | Method and device for evaluating availability of device and computer readable storage medium |
| CN112703537A (en) * | 2018-09-04 | 2021-04-23 | Abb 瑞士股份有限公司 | Techniques for managing security at an industrial site |
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| CN112462738A (en) * | 2020-11-18 | 2021-03-09 | 浙江中控技术股份有限公司 | Method and device for evaluating availability of device and computer readable storage medium |
| CN113312718B (en) * | 2021-05-25 | 2022-11-11 | 上海中联重科桩工机械有限公司 | Electromechanical and hydraulic simulation method and device |
| CN113312718A (en) * | 2021-05-25 | 2021-08-27 | 上海中联重科桩工机械有限公司 | Electromechanical and hydraulic simulation method and device |
| CN116012971A (en) * | 2023-03-27 | 2023-04-25 | 中机生产力促进中心有限公司 | Mechanical equipment detection management method and system |
| CN116012971B (en) * | 2023-03-27 | 2023-06-20 | 中机生产力促进中心有限公司 | Mechanical equipment detection management method and system |
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