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3cr2w8v壓鑄模具熱處理工藝設(shè)計(jì)(參考版)

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【正文】 11 引言 ............................................................................................................................................................................. 2 2 模具鋼概述 ................................................................................................................................................................ 2 2. 1 模具鋼定義 ......................................................................................................................................................2 2. 2 模具鋼的分類 ..................................................................................................................................................3 國(guó)內(nèi)外模具鋼研究現(xiàn)狀 ...................................................................................................................................5 國(guó)內(nèi)模具鋼現(xiàn)狀 .............................................................................................................
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