With the speed controller on the push handle the attendant can easily control the motorpower 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。
2
Compressor cylinder to the scientific design and motor, piston, transmission system of quality control, can greatly improve the gas production unit power.
对压缩机汽缸的科学设计以及电机、活塞环、传动系统质量的控制，能够大幅提高单位功率下的产气量。
3
In a drive system of power transistor inverter-motor, not only can it be used in fine control of motor current waveform, phase, amplitude and frequency, but can also be used to sense, fault current.