1001| 10
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關(guān)于材料熱處理前的硬度問(wèn)題 |
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點(diǎn)評(píng)
原來(lái)是這樣,,謝謝,。有一個(gè)大概的值就夠了
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點(diǎn)評(píng)
好的,,謝謝,!
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點(diǎn)評(píng)
感謝回復(fù),一些低碳鋼的硬度會(huì)不會(huì)更低一點(diǎn),?因?yàn)檎鹬蟛?20左右
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點(diǎn)評(píng)
感謝,,明白了
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點(diǎn)評(píng)
感謝,,沒(méi)想到差別挺大
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