短語詞組短語valve e positioner 閥門定位器;閥位置控制器pneumatic valve positioner 氣動閥位控制器;氣動閥位定位器;氣動閥門定位器;氣動閥定位器Intellective Valve Positioner 智能閥門定位器intellective electropneumatic valve positioner 智能型閥門定位器Selection of valve positioner 閥門定位器的選用manual valve positioner 手動閥定位機(jī)構(gòu);手動閥門定位器electrical valve positioner 電氣閥門定位器choke valve positioner 阻風(fēng)門位置調(diào)節(jié)器electropneumatic valve positioner 電氣閥門定位器 返回 valve positioner