查询词典 trigonometric

The application problems mainly focus on how to solve triangle, acute triangle function, equation, inequation, function and its image, the three-dimensional image of a solid; while such knowledge as, plane geometry, solid geometry, operation of number and equation, trigonometric function equation, permutation and combination, ordered series of numbers sum, probability has no application problems.

4高中物理学习中存在运用困难的数学知识主要有函数及其图像、解三角形、锐角三角函数、方程、不等式、求函数极值、几何体的三视图等，然而，平面几何、立体几何知识、数与式的运算、三角函数公式、排列组合、数列求和、概率等知识基本没有运用困难。

From the above papers ,The problem about Hermite trigonometric interpolation on different trigonometric function spaces is always ignored.

从现有文献看，各个不同三角函数空间上的三角Hermite插值问题一直被人们忽略。

In order to overcome the shortcoming brought from the calculation of the trigonometric function, the approach of numerical equivalent, which remove the trigonometric function from the nonlinear equations of SHEPWM, is presented in this dissertation.

在特定消谐方程组中含有大量的三角函数，方程求解时，大量的三角函数计算限制方程求解速度的同时也降低了求解精度。

As part of the contents of this triangle involving more to the formula, with a corresponding change it, in solving problems, how to destinations such as triangular constant transformation trigonometric function is the key to learning paper presents some problems to resolve Trigonometric function methods and techniques, hope to play a role.

由于三角这部分内容所涉及到的公式比较多，相应地变化也就多，在解题中，如何有目的地进行三角恒等变换是学好三角函数的关键。本文介绍一些解决三角问题的方法和技巧，希望能起到抛砖引玉的作用。关键词三角函数；方法；技巧

This paper presents a new class of piecewise trigonometric polynomial curves and a weighted trigonometric polynomial curve which has simple structure and can be used to design curves.

提出了一类新的分段三角多项式曲线，给出了加权三角多项式曲线，表示式结构简单，能用于曲线设计。

This trigonometric polynomial can be used to construct open and closed curves. Moreover, the class of piecewise trigonometric polynomial curves can be accurate and flexible to express ellipse.

利用该类分段三角多项式，给出了开曲线和闭曲线的构造方法，并提出了分段三角多项式可精确、灵活地表示椭圆。

A kind of blending functions with shape parameters is constructed based on trigonometric polynomial functions. Then the method of generating trigonometric polynomial Coons patch is discussed.

给出一类含参数的三角多项式混合函数，在此基础上构造一类三角多项式混合Coons曲面片，提出带形状参数的双三次三角多项式Coons曲面片的表达式。

By analyzing the characters of Bezier, we construct trigonometric polynomial curves in the space of trigonometric functions, which assume the characters of Bezier curves.

本文主要工作：(1)以Bézier曲线的特点为基础，在三角函数空间上构造了具有Bézier曲线特性的三角函数多项式曲线，称其为TC-Bézier曲线。

In order to make up the deficiency of ordinary trigonometric polynomial curves in aspect of shape adjustment, then in view of polynomial spline cannot represent some transcendental curves, a new kind of parametric trigonometric polynomial spline with a shape parameter is constructed by linear singular blending technique.

为了弥补普通三角多项式样条曲线在形状调整方面的不足，同时又考虑到多项式样条曲线不能精确表示一些超越曲线，我们利用奇异混合的思想构造了一种新的带有形状控制参数的三角多项式样条曲线。

In the second part, we give the relationships between some inequalities of trigonometric martingales with values in Banach space and TP uniform convexity of the space. So we characterize the TP q-uniformly convex of the Banach space by inequalities of trigonometric martingales with values in Banach space.

第二部分研究了取值于Banach空间的一类特殊而义具体的鞅-—三角鞅，三角鞅不等式与该空间的q一致TP凸性的关系，从而用三角鞅不等式刻划了空间的q一致TP可凸性。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。