Do not frequently switch motor, This is because the pump will stop to have a return, if an immediate start, will start the electrical load, resulting in excessive current and start winding burn.

不要频繁地开关电机，这是因为电泵停转时会产生回流，若立即开机，会使电机负载启动，导致启动电流过大而烧坏绕组。

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Mainly by the main control box, the electrical control box, show boxes, stepper motor, close to the switch, Switching itinerary, and other related component parts.

系统主要由主控制盒、电机控制盒、显示盒、步进电机、接近开关、行程开关等相关部件组成。

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Hybrid vehicles, such as Toyota's top-selling Prius, switch between a petrol engine and electric motor.

像丰田销量最好的普锐斯(Prius)这样的混合动力汽车，会在汽油发动机和电力马达之间切换。

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"You run through a field and the paraglider wing catches the wind, it fills with air, blows you off the ground, you switch on the motor and off you go, you're flying, " he said.

CNN: Flying 'Parajet' takes off

The roof is connected by an elongated bicycle chain to a garage-door motor that rolls it back at the flick of a switch.

FORBES: A Star Is Born