拖车行车制动器储气箱
trailer service brake reservoir
拖车行车制动器回路
trailer service brake circuit
铲运机行车制动器致动器
scraper service brake actuator
弹簧松放行车制动器
spring released service brake
减速器和行车制动器开关
retarder and service brake switch
前行车制动系统
front service brake system
踏板操纵行车制动器阀
pedal operated service brake valve
拖拉机行车制动器室
tractor service brake reservoir
拖拉机行车制动器输出孔口
tractor service brake delivery orifice
拖拉机行车制动器致动器
tractor service brake actuator
效率低的行车制动器
inefficient service brake