3558| 7
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到底是多大載荷才叫不大或是大呢,? |
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點(diǎn)評(píng)
有理,!
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點(diǎn)評(píng)
理解了,。不過(guò)軸承額定靜載荷是靜強(qiáng)度,額定動(dòng)載荷是疲勞強(qiáng)度,。不能混,,數(shù)值差別也大。
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點(diǎn)評(píng)
心頭一熱,頗有遇到知音的感覺(jué),。謝zerowing大俠鼓勵(lì),!
評(píng)分
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