3278| 8
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剛開(kāi)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(píng)
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(yàn)算。
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點(diǎn)評(píng)
怎么就正解了?軸承有額定轉(zhuǎn)速這個(gè)概念么,?
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點(diǎn)評(píng)
LZ 提供信息太少,無(wú)從分析,。
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