29467| 21
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鑄件加工后如圖 什么原因造成的,?材質(zhì)HT200 |
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點(diǎn)評
此鑄件是你們自己生產(chǎn)的嗎!鑄件也是各種金屬按比例混合而成,,所以還是要看看配方比例,,攻絲的時(shí)候加點(diǎn)柴油試試,,孔稍微偏大一點(diǎn),就會好點(diǎn),!
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