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本文介绍了各种可能存在的Fe-N相和其含氮量以及氧化反应热力学函数的计算方法,推导了氨气氛的氮势表达式和γ’-反应、ε-反应临界氮势的计算公式。
In this paper, the calculation methods of various possible Fe-N phases and their nitrogen contents and the thermodynamic functions of the oxidation reaction are introduced. The formulas of the nitrogen potential, the γ’-reaction and the ε-reaction critical nitrogen potential are deduced .