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Power supply system of miniaturized electric maglev vehicle
Intelligent position correction device for acoustic evaluation system
Train position confidence interval optimization method, equipment and medium
Vehicle-mounted data acquisition equipment supporting bus data and video synchronization
Tool for on-site installation of metal-enclosed switchgear
Transplanting and docking method and device, electronic equipment and storage medium
Charging power distribution method and system of charging pile
Electrical equipment drainage system and electrical equipment using same
Road structure performance monitoring device and monitoring method
Test method and device for comprehensively detecting train clock synchronization network
Clamping mechanism and air mobile network access system
Traction motor transportation protection structure, traction motor and rail vehicle