Solving equation with EXCELL can decrease manual computation work and you can obtain the accurate solution.
用EXCEL解方程可以大大减轻手工求解的计算量，并可得到精确解。
It also suggests manual computation methods of approximation and computing model for computer to static effects and dynamic properties.
就其静力效应及动力特性，分别归纳出手算近似法和机算模型。
This method not only can be programmed and used on computers, but also can serve as a practical means for solving relatively large problems in terms of manual computation.
此法不但能编成程序上机计算，而且对于较大规模的课题亦是实用的人工方法。
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