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軸承熱套小問題 |
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點評
高于回火溫度,不僅僅尺寸不穩定,關鍵是硬度會下降。
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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