1) pilot control valve block
![点击朗读](/dictall/images/read.gif)
先导控制阀体
2) pilot control valve
![点击朗读](/dictall/images/read.gif)
先导控制阀
3) boom pilot control valve
![点击朗读](/dictall/images/read.gif)
动臂先导控制阀
4) hand pilot control valve
![点击朗读](/dictall/images/read.gif)
手动先导控制阀
5) individual pilot control valve
![点击朗读](/dictall/images/read.gif)
专用先导控制阀
6) left hand pilot control valve
![点击朗读](/dictall/images/read.gif)
左侧先导控制阀
参考词条