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
- 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 - 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。 - Good governance is today considered the sine qua non for sustainable development and social justice.
今天，善治被看成是可持续发展和社会公平的基本条件。 - Study on Sine Wave Frequency Estimation Method Based on DTFT
基于DTFT的正弦波频率估计方法研究 - 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。 - There appears a sine wave on the screen.
在荧光屏上出现了正弦波。 - Adopting the form closure error and the motion transmission error of sine curve to carrying out theoretical analysis of this cam mechanism.
对该凸轮机构采用正弦曲线的形封闭误差和运动传递误差进行了理论分析。 - The phase velocity basically tells you how fast a pure sine wave ( with a single frequency) moves.
相速度可以告诉我们一个纯正弦波的传播速度。 - 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。 - A measurement system for sine signal phase difference is designed by using DSP and digital correlation method.
设计一个采用DSP技术和数字相关法测量两路正弦信号相位差的检测系统。