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1·Each kind of wave may use the trigonometric function equation to express.

各种波形曲线均可以用三角函数方程式来表示。

2·For boxing constraint of control, trigonometric function transformation was developed to achieve an unconstrained problem.

对于控制变量受箱型约束的问题，采用三角函数转换将其转化为控制无约束问题。

3·The method based on the cubic B-spline function, beam vibration function (or trigonometric functions) and variation principle.

这个方法是建立在三次样条函数、梁振动函数(或三角函数)及变分原理基础上。

4·Methods The CR technique is operated with trigonometric function of positioning is used in 42 cases of foreign body in eyeballs.

本文着重介绍了笔者利用CR技术，对42例眼异物进行三角函数定位的探讨。

5·Methods The CR technique which is operated with trigonometric function of positioning is used in 42 cases of foreign body in eyeballs.

本文着重介绍了笔者利用CR技术，对42例眼异物进行三角函数定位的探讨。

6·As no trigonometric function in the formula results in easy and accurate calculation result, it is especially suitable for workshop applications.

量块组尺寸计算公式不含三角函数，计算简便、结果精确，特别适合车间现场使用。

7·This chaotic neural network is used to the 10-city traveling salesman problem (TSP), and the influence of trigonometric function self-feedback on TSP is analyzed.

混沌神经网络的10个城市的旅行商问题（TSP），和三角函数自反馈对TSP的影响进行了分析。

8·Trigonometric function is one of the most important contents in maths in senior middle school. New teaching material was abridged in the base of original teaching material.

三角函数是高中数学重要的内容之一，新教材在原教材基础上作了缩简。

9·Almost calculator can finish basic arithmetic and root square operation. The science calculator can even process trigonometric function, exponential function and logarithmic function.

一般的计算器都具有四则运算、开方运算等功能，而科学计算器还具有三角函数，指数函数，对数函数等运算功能。

10·Absrtact: CORDIC (Coordinate Rotation Digital Computer) algorithm is the main method to realize the fast and accurate trigonometric function, and is widely used in modern engineering.

摘要：CORDIC算法是实现快速精确的正、余弦函数计算的主要方法，在工程实际中有着广泛应用。