8511| 15
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今天拆了個小齒輪泵 |
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點評
工藝比較復雜,要配對研磨,適用于高壓。
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Archiver|手機版|小黑屋|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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