1) ripper check and relief valve
![点击朗读](/dictall/images/read.gif)
裂土器单向阀和安全阀
2) scarifier check and relief valve
![点击朗读](/dictall/images/read.gif)
松土机单向和安全阀
3) ripper relief valve
![点击朗读](/dictall/images/read.gif)
裂土器安全阀
4) check relief valve
![点击朗读](/dictall/images/read.gif)
单向安全阀
5) check/relief valve
![点击朗读](/dictall/images/read.gif)
单向/安全阀
6) crossover relief and check valve
![点击朗读](/dictall/images/read.gif)
跨接安全单向阀
参考词条