他身旁的一位女销售人员则提供了另一个解决办法：在给新买的电动自行车上牌后，只需调一下电动机，就能将车子的最大时速恢复到20公里。
A nearby saleswoman offered another solution: After getting a new bike registered with police, a simple adjustment to the motor pushes the maximum speed back up to 20 MPH.
一般电动自行车的电动机及传动装置、体积大、功率消耗大，并且和驱动轮分离，应该给予改进。
The motor and the driving device of a general electric bicycle which can be improved have big volume and big power consumption, and are separated with driving wheels.
本文介绍了一种与直流无刷电动机配合使用的电动自行车控制器，着重论述了此种新型、实用的电动自行车控制器的系统构成和设计技术。
This paper introduces an electric bicycle controller combined with DC brushless motor, specially describes the system and control technology of the new mode and applied electric bicycle's controller.
摘要单片机控制的永磁无刷直流电动机调速系统适用于电动自行车等小功率的工作情况。
SCM control of permanent magnet brushless DC motor speed control system applicable to electric bicycles, and other low-power work.
以SPMC65 P 2404 A单片机为核心，设计了一种用于电动自行车的无刷直流电动机调速控制系统。
The design of the speed control system of brushless DC motor based on SPMC65P2404A is implemented, which used in the electric-bicycle.
本电动机输出功率和转矩较大，可作为无燃动力取代发动机，使自行车、摩托车和汽车等运载工具电动化。
The motor of the invention features large output power and torque and can replace the engine as non-combustion power to electrify bicycles, motorcycles automobiles and other vehicles.
本电动机输出功率和转矩较大，可作为无燃动力取代发动机，使自行车、摩托车和汽车等运载工具电动化。
The motor of the invention features large output power and torque and can replace the engine as non-combustion power to electrify bicycles, motorcycles automobiles and other vehicles.
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