有理的

Using many methods,such as method of completing the square,method of undetermlined coeficient etc,this paper solves the problem of integral of rational proper fraction.

利用配方法，待定系数法等方法求解有理真分式的积极分问题。

This dissertation proves the smooth convergence property of degree elevation for this kind of rational Bezier curve as well.

本文也证明了这类有理Bézier曲线的光滑升阶收敛性。

Iterative relationship between parameters of two adjacent interpolation points on a Non-Uniform Rational B Spline curve is obtained based on Taylor formula.

基于Taylor公式得到了非均匀有理B样条曲线上两个相邻插补点参数间的递推关系。

With regard to the accuracy and smoothness of a set of discrete data points approximation, this paper gave a whole fairing and approximation algorithm of cubic Non-Uniform Rational B-Spline curve.

针对离散数据点序列的拟和精度及光顺度问题，提出了一种三次非均匀有理B样条曲线整体光顺逼近算法。

And the question for rational root on integer polynomial of n times is promoted.

并推广到n次整系数多项式的有理根问题。

However ,logical and valid the arguments may be , they only skim the surface of the issue .

不管这些争论显得多么有理和有效，它们只是看到了问题的表面。

However logical and valid the arguments may be,they only skim the surface of the issue.

不管这些争论显得多么有理和正确，他们只是看到了问题的表面。

Chenpi rational medicinal gas, stomachic, dampness, expectorant effect.

陈皮在药用上有理气、健胃、燥湿、祛痰的功效。

In this paper, a new method for representing the surface of revolution using rational B-splines in CAD is described.

本文给出了旋转曲面CAD的一种有理B样条新方法。

Right or wrong, he always comes off worst in an argument because of his inability to speak coherently.

由于讲话语无伦次，所以不论有理没理，他在辩论中的表现总是非常糟糕。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。