电—气转换器是一种完成由电信号到气信号转换的装置，是自动化过程控制系统中不可或缺的关键设备。
Electro-pneumatic converter is a kind of equipment that converts electrical signal to pneumatic signal, and is the essential key device in automatic process control system.
电—气转换器是一种完成由电信号到气信号转换的装置，是自动化过程控制系统中不可或缺的关键设备。
Electro-pneumatic converter is a kind of equipment that converts electrical signal to pneumatic signal, and is the essential key device in automatic process control system.
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