Truncating that continued fraction can give you a best rational approximation.
截断，连分数可以给你一个最佳有理逼近。
Thirdly, deduce the parameters of the rational approximation to RLC lumped-element, then obtain the equivalent circuit model.
接着把有理多项式的参数转化成RLC集总元件参数，得到天线的等效电路模型；
The new method is based on combining perturbation method of eigen-problems with rational approximation of a vector-value function .
提出了一种新的结合特征灵敏度直接法和向量值函数有理逼近的结构动力重分析方法。
Rational curves and rational surfaces, which are a class of important approximation functions, are extensive applied in CAD/CAM.
有理曲线和曲面作为一类重要的逼近函数，在计算机辅助设计与制造中有着广泛的应用。
The two methods of model simplification are presented for large scale systems, they are the least square approximation and the rational fraction approximation.
本文针对大系统的频域模型简化提出了两种方法：最小二乘近似法和有理分式近似法。
This result can be combined with subdivision method to obtain a piecewise interval polynomial approximation for a rational surface.
这一结果可以与细分技术相结合，得到有理曲面的分片区间多项式的逼近。
The approximation of differentiable functions by a kind of interpolatory rational functions is discussed, and the corresponding order of approximation is obtained.
讨论了一类插值有理函数对可微函数的逼近，得到了相应的逼近阶。
With the local approximation near the rational surfaces, the analytical expressions of the evolution of non-linear tearing modes are derived from MHD equations;
本文在有理面附近的局域近似下，从MHD方程出发，求出了非线性撕裂模的时间演化的解析结果。
With the local approximation near the rational surfaces, the analytical expressions of the evolution of non-linear tearing modes are derived from MHD equations;
本文在有理面附近的局域近似下，从MHD方程出发，求出了非线性撕裂模的时间演化的解析结果。
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