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将单纯形优化法应用于ＣｕＡｌＮｉ合金以马氏体相结构的嵌入原子法计算中，获得了在各有序度下２Ｈ和Ｍｌ８Ｒ＿１马氏体的稳定能量以及对应的结构参数。
The simplex method was applied to the calculation of martensite phase structure of CuAlNi alloy. The stable energies and corresponding structural parameters of 2H and Ml8R_1 martensite were obtained under various degrees of ordering.