1) control valve stem
![点击朗读](/dictall/images/read.gif)
控制阀杆
2) four stem control valve
![点击朗读](/dictall/images/read.gif)
四杆控制阀
3) stick control valve
![点击朗读](/dictall/images/read.gif)
斗杆控制阀
4) air valve control lever
![点击朗读](/dictall/images/read.gif)
气阀控制杆
5) lap and lead lever
![点击朗读](/dictall/images/read.gif)
滑阀控制杆
6) backhoe stick control valve
![点击朗读](/dictall/images/read.gif)
反铲斗杆控制阀
参考词条