Please state the generic product type e. g. Washing Machine, Gate Valve, WC etc.
请描述所申请产品类型：如洗衣机，阀门，马桶等。
It is operated by an actuator that responds (e. g., by deforming) to changes in a potential applied across the actuator to open or close the valve.
该阀通过促动器来操作，促动器对施加在所述促动器上的电位变化作出响应(例如通过变形)，以便打开或关闭所述阀。
The mechanical throttle valve is electrically controlled, e. g. the valve position is under closed-loop control to the output of the pressure gauge.
所述机械节流阀受到电控制，例如阀门位置受到根据所述压力表的输出进行的闭环控制。
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