1) bulldozer lift relief valve
![点击朗读](/dictall/images/read.gif)
推土机升降安全阀
2) bulldozer lift valve
![点击朗读](/dictall/images/read.gif)
推土机升降阀
3) bulldozer lift valve spool
![点击朗读](/dictall/images/read.gif)
推土机升降阀阀芯
4) bulldozer relief valve
![点击朗读](/dictall/images/read.gif)
推土机安全阀
5) bulldozer lift control valve
![点击朗读](/dictall/images/read.gif)
推土机升降控制阀
6) bulldozer lift valve section
![点击朗读](/dictall/images/read.gif)
推土机升降阀部分[截面]
参考词条