18424| 24
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既可以直線運(yùn)動又可以旋轉(zhuǎn)運(yùn)動、復(fù)合運(yùn)動的旋轉(zhuǎn)直線軸承 |
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評分
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點(diǎn)評
或者說,,這個(gè)軸承是止轉(zhuǎn)的。
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