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