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接頭區(qū)別,且看由此引發(fā)的大爭論! |
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點(diǎn)評(píng)
平面密封已經(jīng)基本被淘汰了。密封效果區(qū)別很大。
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Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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