因此，它又是一种能量转换器或特殊的电气传动装置。
Therefore, it is also an energy converter or a special electrical driving device.
电气阀门转换器、定位器的技术革新与电气转换装置的革新紧密相关。
The technical innovation of electric-pneumatic transducer and electric-pneumatic valve positioner is close related with the innovation of electric-pneumatic transfer device.
电气阀门转换器、定位器的技术革新与电气转换装置的革新紧密相关。
The technical innovation of electric-pneumatic transducer and electric-pneumatic valve positioner is close related with the innovation of electric-pneumatic transfer device.
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