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
- There appears a sine wave on the screen.
在荧光屏上出现了正弦波。 - Then, the current of the paralleled branch coils excited by sine voltage is obtained by way of phasor.
然后，采用相量法求解出正弦电压激励下各并联支路的电流； - 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 method decomposes a measured signals waveform into a series of sine and cosine components.
这种方法有节制的信号分解成一系列的波形正弦和余弦的组成部分。 - 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。 - Based on response of CCD to the sine input signal, the period and extremal positions of output signal were analyzed and simulated.
CCD对正弦输入信号的响应特性的基础上，对信号输出周期、极值位置进行了理论分析和数值模拟。 - 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。 - 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。 - 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。 - 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。