- 更多网络例句与装在枢轴上的相关的网络例句 [注:此内容来源于网络,仅供参考]
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A type of quick-opening valve whose orifice is opened and closed by a disk that pivots on a shaft in the throat of the valve.
一种快开式阀门,其孔口的开启和关闭靠装在阀门颈部枢轴上的圆盘。
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Ball bearings at the pivots and at the top of the spindle serve to reduce wear and friction.
装在枢轴上位于心轴顶部的滚珠轴承可减少磨损和摩擦。