6884| 26
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關(guān)于O圈密封,,有點疑惑 |
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點評
層主漏說了一點,真空應(yīng)用是內(nèi)外圈都壓緊的,,跟你那個法蘭應(yīng)用不一樣
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
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