1) track motor guard bolt
履带马达护板螺栓
2) track motor guard
履带马达护板
3) track motor guard group
履带马达护板组
4) track shoe bolt
履带板螺栓
5) track motor guard cover assembly
履带马达护板盖总成
6) track shoe bolt hole
履带板螺栓孔
参考词条