cosine的例句大全

The applications of the logic sine cosine function in digital electronics

逻辑正弦－余弦函数在数字电子技术中的应用

Analytic Orthogonalization of Direction Cosine Matrix

方向余弦矩阵的解析正交化

Introduce the principium and method of Euler angle algorithm, direction cosine algorithm, Quaternion algorithm, and Rotation Vector algorithm.

分别介绍了欧拉角法、方向余弦法、四元数法和等效旋转矢量法的解算原理和步骤。

Implementation of Raised-Cosine Roll-Off Pulse Shaping Interpolated Filter Based on FPGA

升余弦滚降基带成型内插滤波器的FPGA实现

In the condition of higher percentage of the direct sunlight, the difference of the mean cosine of different zenith angle is inversed with the wind speed.

太阳直射光比例越高，在风速越小时，不同太阳天顶角情况下的水体表层下行光场平均余弦的差别越大，而风速越大，其差别越小。

This requires two sine-cosine resolvers.

这就需要两个正余弦分解器.

Cosine theorem and Pythagorean theorem in space

立体几何的余弦定理和勾股定理

A New Method for Designing Cosine modulated QMF Bank

设计余弦调制QMF组的一种新方法

By using the Wigner distribution function ( WDF) method, the transformation properties of a Cosine-Gaussian beam in the fractional Fourier transform plane are studied.

利用Wigner分布函数的方法，研究了余弦-高斯光束的分数傅里叶变换特性。

Study on the Prediction of Epidemic Cerebrospinal Meningitis by Using Cosine Model

应用余弦模型对流脑预测的研究

After the boundary problem being reduced into dual integral equations by employing Cosine Integral Transformation, the solution of closed form is obtained and the intensity factors of both mechanics and electric are formulated.

用余弦积分变换将边值问题化为对偶积分方程，得到了封闭形式解，计算了裂纹尖端强度因子。

This paper describes a FPGA design Discrete Cosine Transform ( 2 D-DCT ) used in JPEG medical image compression.

本文介绍了一种适用于JPEG医学图象压缩的二维 DCT 的FPGA设计方案.

Theblock-based discrete cosine transform ( DCT ) is a fundamental component of manyinternational image and video compression standards.

基于离散余弦变换 ( DCT ) 的压缩技术是目前大多数国际图像视频压缩编码标准中采用的一种压缩技术.

Analytic solution of beam subjected to cosine distribution pressure

梁受余弦分布压力作用的解析解

An AGC amplifier is presented. When pressing the dynamic range of the amplitude of CW ( Cosine Wave) pulse, it can shorten the time duration of front edge at the same time.

本文给出了一种在对CW（cosinewave）脉冲幅值做动态压缩的同时，能缩短CW脉冲前沿上升时间的AGC电路。

It is found that selecting appropriate value of duty cycles of Gauss light pulse signal, frequency chirp and the roll-off factor of raised cosine pulse signal produced by the equalizer of an optical receiver can improve the sensitivity of the optical receiver.

发现适当选取高斯光脉冲信号的占空比、啁啾分量、光接收机均衡滤波器输出的升余弦频谱波形滚降因子的值可以提高光接收机灵敏度；

Simulation results show that compare to the rise cosine pulse, with the narrow main valve and the faster high frequency rolling and the better resisting of spectral spreading, the new type IJF code has better performance.

仿真结果表明：与传统的升余弦脉冲比较，新设计的IJF码型性能更加优越，表现为主瓣窄，高频滚降快，有效地抑制了频谱扩展。

The Generation of Cosine Pulse Signal with Four Phase Codes

余弦脉冲四相码信号及其产生

The software ANSYS/ LY-DYNA has been employed to analyze transient dynamic response of a thin-walled conical shell subjected to a cosine pulse loading. As a result, Von-mises stress fields of this shell at different time moments are obtained to test its dynamic strength.

运用有限元分析软件ANSYS/LS-DYNA对在余弦脉冲载荷作用下某圆锥薄壳体的瞬态动力响应过程进行分析，得出了不同时刻下壳体等效应力场的分布，考察了该壳体结构的动强度性能。

A Comparison Study Between Cosine Model and Circular Distribution Method Used in the Analysis of Disease Peak Period

余弦模型与园形分布方法在分析疾病高峰期应用中的比较