This requires two sine-cosine resolvers . 这就需要两个正余弦分解器。
The bar directions are conveniently specified by direction cosines . 杆的方向通常用方向余弦来表示。
The cosine rather than the sine is customarily used in this case . 在这种情况下,习惯上用余弦函数而不是正弦函数。
We derive the addition formulas for sine and cosine from the arithmetic of complex numbers . 用复数算术推导了正弦,余弦的加法公式。
The expression for g can be rewritten in terms of trigonometric sines and cosines . 关于g的表达式可以重写成三角函数的正弦和余弦形式。
Let's now examine the simplest wave form where the profile is a sine or cosine curve . 现在让我们来考察最简单的波形,它的剖面图是正弦或余弦曲线。
The nine elements of the matrix are products of cosines of angles between the direction of a streamline at a point and the coordinate axis . 这矩阵的9个元素系一点的流线方向和座标轴之间夹角余弦的乘积。
Speech enhancement based on discrete cosine transform 基于离散余弦变换的语音增强
Finite point matrix method based on cosine spline 基于余弦样条函数的有限点阵法
Returns the hyperbolic cosine of the specified angle 返回指定角度的双曲余弦值。