8542| 12
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出復(fù)雜鑄件的工程圖,,有沒(méi)有什么規(guī)范,? |
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點(diǎn)評(píng)
還要注明是哪種鑄造方式,,比如砂型鑄造,壓鑄等,,鑄件需做何種熱處理,,退火,,固溶時(shí)效等。
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