Plug connector detection circuit and method and automobile circuit system
E-bike power-assisted gear automatic adjusting device and adjusting method
Bicycle riding time automatic timing method and system
E-Bike power assisting device and method for preventing false triggering
Interaction module for acquiring automobile information and judging automobile battery locking
Battery assembly for electric power-assisted bicycle and electric power-assisted bicycle
Reinforcing steel bar stacking and hoisting construction method
Fretting wear characteristics of 60Si2MnA steel for high-speed railway rail fastener clips
BICYCLE TORQUE TRANSMISSION MECHANISM AND SYSTEM, AND ELECTRIC POWER-ASSISTED BICYCLE