When an electronic pressure transmitter is used, the pressure is converted to electrical signal that may be the electric current or voltage.

当使用电子压力变送器时，压力就被转换成电流或者电压形式的电信号。

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Stepping motor is a kind of electromechanical component that is driven in step angle or line displacement by electric pulse signal.

步进电动机是一种将电脉冲信号转换成相应的角位移的机电元件。

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The electric point mercury thermometer call transmit the electric signal when get the setting temperature, and get the auto control or alarm funnction.

电接点水银温度计能在工作温度达到或超过（低于）给定值时发出电信号，从而实现自动控制发讯或报警等功能。

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