direction cosine翻译;方向余弦
arc cosine[数] 反余弦;逆余弦;反馀弦;反馀
cosine collector余弦收集器;余弦集电器
cosine theorem余弦定理;馀弦定理
Cosine Power余弦次方;更改光斑大小;余弦值;说明了阴影网络
cosine radiator余弦辐射体
cosine rule余弦定律;[数] 余弦规则
cosine impulse余弦脉冲
cosine oscillations余弦振荡
N(名词) of an angle a trigonometric function that in a right-angled triangle is the ratio of the length of the adjacent side to that of the hypotenuse; the sine of the complement 余弦 ( abbr: cos)