cosine meaning in English
n.
【数学】余弦。
Examples
- 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。