用微机计算水中Fe(Ⅲ)_Ca2+_CO32-_PO43-
Computing Species Distribution of Fe (Ⅲ)_Ca2+_CO32-_PO43- in Aqueous Systems with Microcomputer
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摘要: 编制了一个BASIC程序,用拟牛顿法求解非线性方程组,研究痕量元素的形态分布,经在微机上运行,得到令人满意的结果。采用该程序迭代次数少,运算速度快,求解精度高,具有一定的推广价值。Abstract: For modeling the aqueous Fe(Ⅱ)_Ca2+_CO32-_PO43- system, a BASIC program is developed. The program uses the Quasi-Newton method to perform digital equilibrium computation.