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關(guān)節(jié)軸承的額定動(dòng)載荷是怎么來(lái)的? |
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點(diǎn)評(píng)
呵呵,,正常工作情況是什么意思?水工閘門(mén)中的關(guān)節(jié)軸承99%的時(shí)間是不擺動(dòng)的,,不擺動(dòng)是不是正常工作工況,?
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