nable123 发表于 2020-11-7 20:43:07

ISO 17804_Rev 2005

Founding - Ausferritic spheroidalgraphite cast irons - Classification
铸造.奥氏体球墨铸铁.分类

admin 发表于 2020-11-16 08:43:31

谢谢您的分享,金币已奖励!
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