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E-bike power-assisted gear automatic adjusting device and adjusting method
E-Bike power assisting device and method for preventing false triggering
Battery assembly for electric power-assisted bicycle and electric power-assisted bicycle
Fretting wear characteristics of 60Si2MnA steel for high-speed railway rail fastener clips
Method and device for controlling gas leakage, storage medium and gas energy vehicle
Plug connector detection circuit and method and automobile circuit system
Interaction module for acquiring automobile information and judging automobile battery locking
Reinforcing steel bar stacking and hoisting construction method
Cleaning and maintaining device for high-speed rail bullet train
BICYCLE TORQUE TRANSMISSION MECHANISM AND SYSTEM, AND ELECTRIC POWER-ASSISTED BICYCLE
Bicycle torque transmission mechanism and system and electric power-assisted bicycle