sine
英 [saɪn]
美 [saɪn]
n. 正弦
复数：sines
BNC.26174 / COCA.20093
牛津词典
noun
- 正弦
the ratio of the length of the side opposite one of the angles in a right-angled triangle that are less than 90˚ to the length of the longest side
英英释义
noun
- ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle
双语例句
- Successful agricultural reform is also a sine qua non of Mexico's modernisation.
成功的农业改革也是墨西哥实现现代化的必要条件。 - On some identities of sine and cosine functions;
目的研究正弦函数和余弦函数的一些计算公式。 - Both sine wave and steep pulse edge are special cases of complex frequency wave.
正弦振荡和脉冲边沿都是自激复频率波的特定情形。 - Above, we plotted both the sine and cosine on the same graph.
上面，我们在同一图中绘制了正弦和余弦曲线。 - 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 Research and Realization of Sine Wave Inverter in Wind Power System
风力发电系统中正弦波逆变器的研究与实现 - This paper gets the frequency stability of a sine wave using a digital method.
本文实现了利用数字方法计算正弦波的频率稳定度。 - Let us plot both the sine and the cosine curves.
假设我们同时绘制正弦和余弦曲线。 - By using moving one period sine wave model, the precise demodulation of FM signal wave is achieved.
在此基础上讨论实现正弦载波的调频信号的精确解调问题。 - In a solar system, each planet has its own sine wave.
在一个太阳系中，每颗行星有着各自的正弦波。