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METHOD FOR EXTRACTING EMPIRICAL DATA ABOUT VEHICLE TRAVEL AND RELATED DEVICE
Wheel rim drive structure and torque real-time detection method thereof
BATTERY PACK, POWER CONSUMING DEVICE, AND METHOD FOR MANUFACTURING BATTERY PACK
Automobile hand brake pad calibration device and control method thereof
Jacking device of inverted current transformer and construction method thereof
S-mode secondary radar roll-call querying method by taking ADS-B information as background
Connection device for external power source of railway vehicle
DEVICE FOR DETECTING IDLING TIME OF BRAKE SHOE OF MONORAIL HOIST AND DETECTION METHOD THEREOF
Hydraulic lifting device with reasonable structure and for positioning pile
Monitoring system for parking and braking states of locomotive