A.制动缸活塞筒处 B.制动缸前盖处 C.制动缸上
A.全面检全面修 B.重点检重点修 C.重点检侧重修
A.145m B.150m C.160m D.180m
A.0.1mm B.0.5mm C.1mm D.2mm
A.退轮检查 B.更换车轴 C.更换车轮 D.加工修理