cosine

cosine

英 ['kəʊsaɪn]
　　美 ['kosaɪn]

n. [數] 餘弦

中文詞源：

cosine 餘弦

來自短語complementary sine, 補足正弦。

例句：

1. The cosine rather than the sine is customarily used in this case.
在這種情況下,習慣上用餘弦函數而不是正弦函數.

2. This requires two sine - cosine resolvers.
這就需要兩個正餘弦分解器.

3. Let's now examine the simplest wave from where the profile is a sine or cosine curve.
現在讓我們來考察最簡單的波形,它的剖面圖是正弦或餘弦曲線.

4. We derive the addition formulas for sine and cosine from the arithmetic of complex numbers.
用復數算術推導瞭正弦,餘弦的加法公式.

5. Aim To study some calculation formula of sine function and cosine function.
目的研究正弦函數和餘弦函數的一些計算公式.