7833| 15
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生鐵鑄件修補問題 |
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點評
把生鐵直接燒成鐵水澆在上邊?等冷卻在加工?到時這些鐵水還能車動嗎,會不會成為白口鐵了?
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點評
你是說做耐磨熱噴涂?
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Archiver|手機版|小黑屋|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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