hoist pieces
起重机块
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Xuan Sefa a cone-shaped pieces of the hoist and around the center line perpendicular to the axis of rotation pipeline, completed the hoist valve action.
的启闭件呈锥形，并绕垂直于管道中心线的轴线旋转，完成阀门的启闭动作。
youdao
There is a small, glass-enclosed room where pieces of the original hoist have been preserved.
FORBES: Dome of the Brave
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