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所有合金元素都使得C曲線右移,只有鈷使C曲線左移。請問能從基本原理解釋下鈷的這... |
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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