... long bearing boss bushing 长导向的带凸台导套 Bearing ball bushing 顶球套 conveyer end bearing cover bushing 输送机端承盖衬套 ...
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ball bearing guide bushing [机] 滚珠导套
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Pilot bearing in crankshaft. The pilot bearing in the crankshaft is usually either a Bushing or a Ball bearing.
曲轴上的导向轴承：曲轴上的导向轴承一般或者是轴瓦，或者是球轴承。
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