Meinten Sie:
person:(huang, jiang)
Vehicle carpet high in sound absorption performance and manufacturing method thereof
Vehicle key management method and system based on terminal
BRT bus and safety door bidirectional data transmission system based on identification analysis
Distribution line ground fault detection method and installation device
Bus capacitor discharging system, bus capacitor discharging method and frequency converter
Method and system for hoisting steel structure on wetland
Treading lock wheel brake for power-operation transfer trolley
Auxiliary device suitable for rail vehicle wheel flaw detection
Shackle mounting device for hoisting jacket and using method thereof
Cold shear waste pit hoisting device and hoisting method