3807| 7
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液壓油的正常工作溫度范圍的疑問 |
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點評
確實是40度下定義的粘度,40度肯定是正常的溫度
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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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