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為何淬火,一定要以?shī)W氏體作為原始組織,?換句話(huà)說(shuō),,珠光體和貝氏體為何無(wú)法轉(zhuǎn)化為... |
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當(dāng)它說(shuō)出熵增這異非熱處理非焊接專(zhuān)業(yè)詞匯時(shí),,我就知道它什么玩意變的了
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