2972| 7
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這類加工的經驗或者先進設備,請教 |
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點評
學習了
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點評
高頻不了,直接買個電爐加熱
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小黑屋|手機版|Archiver|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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