Meinten Sie:
person:("Su, zhao")
Method for enabling train to safely passroute combining long steep gradients and small curves
Braking-instruction converting control circuit of motor train unit
BICYCLE TORQUE TRANSMISSION MECHANISM AND SYSTEM, AND ELECTRIC POWER-ASSISTED BICYCLE
Bicycle torque transmission mechanism and system and electric power-assisted bicycle
Forming die of cross beam, forming process of cross beam and cross beam
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
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