3277| 8
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剛開機(jī),,負(fù)載加上去,,圓錐管子就失效了,有圖,, |
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點(diǎn)評
這種軸承只可低速重載,速度高了必定發(fā)熱燒毀,。所以要做發(fā)熱驗算,。
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點(diǎn)評
怎么就正解了,?軸承有額定轉(zhuǎn)速這個概念么?
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點(diǎn)評
LZ 提供信息太少,,無從分析。
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