Aim To study some calculation formula of sine function and cosine function.
目的研究正弦函数和余弦函数的一些计算公式。
The inverse function of that restricted cosine function is called the arccosine function.
被限定的余弦函数之反函数叫做反余弦函数。
Eventually it adopts cosine function for discrete interpolation in the inertial space trajectory planning.
最终以余弦函数对惯性空间的规划轨迹进行插值离散。
It was found that the transmission spectrum of the filter is the cosine function modulated reflection spectrum of the fiber grating.
结果表明该滤波器的透射光谱是余弦函数调制后的光纤光栅反射光谱。
With the use of the properties of the second Chebyshev polynomial, a group of interesting identity of sine and cosine function is obtained.
利用第二类契贝谢夫多项式的性质得到了关于正余弦函数的一组有趣的恒等式。
In numerical examples, distributed load is regarded as polynomial function, cosine function or uniform moments along the edge and their combination.
在计算例题中，荷载采用多项式形式、余弦函数形式的分布荷载以及均布边弯矩荷载或者由它们组合而成的荷载。
The expressions of radial pressure distribution on the piston rings with non- cosine function and their characteristics are studied in detail in this paper.
本文分析了非仅用余弦函数表达活塞环径向压力分布的方式及有关这种表达式的特性。
This paper compares between the 32-point DCT decomposition method and the property of cosine function to find the latter more efficient for DCT fast algorithm.
本文在研究DCT快速算法的基础上，比较了32点dct分解和利用余弦函数特性两种快速计算dct的方法。
Compared with the amplitude-frequency characteristic of the window functions often used at present, its property has an advantage over the rising-cosine function improved.
与目前常用的几种窗函数的频率特性相比较，其性能优于改进的升余弦窗函数。
When a cosine function voltage is applied on the electro-optical crystals, this system acts as a multiple electro-optical birefringent network for synthesis of time domain waveform.
该综合器由偏振器、多块具有电光效应的双折射晶体和补偿器组成，输入余弦信号，组成一多级电光双折射网络。
The strain of the thin-walled ring section beam is investigated theoretically and experimentally. The result shows the local strain varies as the cosine function of twice the positional angle.
对圆环形薄壁截面梁的应变进行了理论与实验分析，结果表明圆环形薄壁截面梁各点应变与该点角度的二倍呈余弦变化关系。
Is a mathematical function that returns the trigonometric cosine of the specified Angle, in radians, in the specified expression.
一个数学函数，返回指定表达式中以弧度表示的指定角的三角余弦。
Firstly, Airy stress function and the distributions of the membrane forces are determined by the combination of double cosine series.
首先采用双重余弦函数的组合确定了面内冲击矩形薄板的艾雷应力函数和中面力的分布；
The cosine window function is introduced and applied in the plane wave synthesis technique.
本文介绍了余弦窗函数，并将其应用到平面波综合技术中。
The cos function returns the cosine of a number.
函数的作用是：返回一个数值的余弦值。
By discussing the filter product cosine operator function and the spectrum of it 's generator, the spectral mapping theorem for the locally equicontinuous cosine operator function is established.
通过对滤子积余弦算子函数及生成元谱性质的讨论，建立了局部等度连续余弦算子函数的谱映象定理。
The electric field and capacitance of a confocal elliptic capacitor are calculated by the inverse hyperbolic cosine analytic function, and discussion on them is performed.
利用解析函数的性质，通过反双曲余弦计算出了由共焦点椭圆导体柱面组成的电容器内电场和单位长度的电容，并对结果作了进一步讨论。
Reality of cosine-exponential correlation function is illustrated by examples.
经过实例分析，指出指数余弦式模型的现实性及特点。
Reality of cosine-exponential correlation function is illustrated by examples.
经过实例分析，指出指数余弦式模型的现实性及特点。
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