9996| 14
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關于O型圈徑向密封的幾點疑問 |
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點評
溝槽寬度取O型圈線徑的1.5倍 線徑就是O型圈直徑啊
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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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