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【转帖】italian drawing specs

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发表于 2009-4-29 20:38:08 | 显示全部楼层 |阅读模式
italian drawing specs
can somebody familiar with italian drawings tell me what 'cmt+tmp' mean?
i am fairly sure it is a note on heat treatment because it is followed by a hrc and case depth spec.
thanks in advance.
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