main shaft
短语词组
- main inclined shaft 主斜井
- main incline shaft 主斜井
- gearbox main drive shaft 齿轮箱主动轴
- main drive shaft group 主传动轴组
- main reaction shaft cable 主轴电缆
- crusher main -shaft 破碎机主轴
- main elevator shaft 提升机主轴
- Main bearing shaft 主轴瓦
- main chute shaft 主溜井 返回 main shaft