金屬熱處理ppt課件(已改無錯字)
2023-06-07 03:48:27 本頁面
【正文】 s the number of vacancies per cm3。 n is the number of lattice points per cm3。 Q is the energy required to produce a vacancy, in cal/mol。 R is the gas constant, K。 and T is the temperature in degrees Kelvin. Example: Design a heat treatment that will provide 1000 times more vacancies in copper than are normally present at room temperatur
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