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- Ride the train to the ventilation shaft. 乘火车到达通风井找到柱状物体。
- Keywords shaft ventilation;controlled cyclic ventilation;variation ofgas density;mill dust; 矿井通风;受控循环通风;瓦斯浓度变化;粉尘;
- A slot for a key in the hub or shaft of a wheel. 键槽轮子的毂或轴里的键的沟槽
- This is a room with good ventilation. 这是个通风良好的房间。
- Flexibility, as in the shaft of a golf club. 弹性，韧性柔韧性，易变性，如高尔夫球棒的柄
- Shaft to ventilation and excavation, repair qanat soil when used. 竖井是为了通风和挖掘、修理坎儿井时提土之用的。
- In rotating, the shaft splashes oil up into the bearings. 当轴旋转的时候就把油溅入轴承。
- deep shaft ventilation 深井通风
- A framework to support or strengthen a mine or shaft. 井壁基架用来支承或加固矿井的构筑
- shaft ventilation 矿井通风
- A shaft on which a working tool is mounted, as in a dental drill. 心轴用于安装工具的蕊棒，如牙钻蕊棒
- The part of a machine shaft or axle supported by a bearing. 轴颈机械的转动轴或轮轴中由轴承所支撑的部分
- An inclined or vertical shaft or passage between levels in a mine. 小暗井矿井里层与层之间倾斜的或垂直的竖坑或通道
- The ventilation is poor, the lieutenant admits. 中尉承认，通风设备很糟糕。
- Workers should be allowed full ventilation of all their difficulties. 工人们应被允许公开讨论他们所有的困难。
- A shaft that turns or is turned by a crank. 机轴用曲柄来转动的轴
- The spirally threaded shaft of a worm gear. 螺纹蜗轮的刻有螺旋线的柄
- They altered the house to improve its ventilation. 他们把房子改装一下使它更通气。
- Regeneration production of ventilation fan. 换气扇的换代产品。
- Nothing seems to be wrong with the propeller shaft. 转动轴看来没毛病。
