main shaft
短语词组
- main inclined shaft 主斜井
- main incline shaft 主斜井
- gearbox main drive shaft 齒輪箱主動軸
- main drive shaft group 主傳動軸組
- main reaction shaft cable 主軸電纜
- crusher main -shaft 破碎機主軸
- main elevator shaft 提陞機主軸
- Main bearing shaft 主軸瓦
- main chute shaft 主霤井 返回 main shaft