1) cushion-hitch group
缓冲-挂接组件
2) cushion-hitch pump
缓冲-挂接泵
3) cushion-hitch valve
缓冲-挂接阀
4) push-pull/cushion-hitch pump
推拉/缓冲-挂接泵
5) cushion-hitch levelling valve
缓冲-挂接调平阀
6) cushion-hitch lever
缓冲-挂接手柄
参考词条