speed control handle

With the speed controller on the push handle the attendant can easily control the motor power while guiding the chair.

随着对随之而来的推手柄可以方便地控制电机功率，同时指导椅子速度控制器。

Operating the engine-control handle, the engine speed can be controlled, then the flow of control system can change the operation speed of frame.

通过操作在多路换向阀旁的油门手柄，可控制发动机的转速，从而调节系统的流量改变机构的工作速度。

This train can handle up to eight cars at a time through the tight curves of the new flexible tracks using the new 4-channel, 7-speed infrared remote control.

这列火车可同时处理在通过使用新的4通道，7速新的灵活的曲线轨道上的时间紧至8辆红外遥控器。