1) parking brake shuttle valve
停放制动器往复阀
2) rear brake shuttle valve
后制动器往复阀
3) parking brake ball check
停放制动器球阀
4) parking brake valve
停放制动器阀
5) parking brake valve spool
停放制动器阀滑阀
6) parking brake bleed valve
停放制动器放泄阀
参考词条