它由电念头、多级离心泵、底座、电缆和节制屏构成，个中电念头是该系统的要害部件。
The pump consists of prime motor, multi stage centrifugal pump, seat, wire and control, in which the key part is the prime motor.
执行器执行器的感化是依据电子节制单位的指令驱念头械部件的活动。
The role of actuators actuators are based on order-driven electronic control unit movement of mechanical parts.
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