sine

noun

1. 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

1. 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。
2. This is the sine wave mentioned in the SAI Principle above.
   这就是以上的SAI原理中提到的正弦波浪线。
3. 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。
4. 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。
5. 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。
6. This is done by applying one sine wave to the two vertical plates.
   其方法是把一个正弦波加到两个垂直板上。
7. Alignment fields consist of very low distortion sinusoidal waves. Gradually, the separate sine waves have become visible.
   排队过程包含很低的扭曲的正弦波。逐渐地，正弦波曲线出现明显的分离。
8. Two significant technologies were analyzed for stage lighting control system sine wave dimmer and network management in this paper.
   对灯光控制系统中的两项重要技术&正弦波调光和网络化管理进行分析和探讨。
9. 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。
10. 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。
11. 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
12. Some sine waves are harmonic whose frequency does not equal to the frequency of fundamental component.
    有些正弦波谐波，其频率不等于频率的基本组成部分。
13. A wave whose waveform resembles a sine curve.
    波形类似正弦曲线的波。
14. 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
15. 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。
16. In general, sounds are represented by a sum of sine waves.
    一般的，声音表现为多个正弦波的叠加。
17. In this paper, a sine modulation method used to estimate the bandwidth in FOG design and assembly phase is presented.
    提出了一种在陀螺设计和装配阶段采用正弦调制法测量光纤陀螺带宽的方法。
18. There appears a sine wave on the screen.
    在荧光屏上出现了正弦波。
19. 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。
20. 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。
21. 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。
22. 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。
23. 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。
24. 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。
25. I think it's actually the sine.
    我认为实际上应该是正弦。
26. A kind of three-phase reference sine wave signal generator based on DSP digital oscillator is designed.
    提出一种基于DSP数字振荡器产生三相基准正弦波信号的设计方法。
27. Fourier analysis is the mathematical method used to break sounds down into sine waves.
    傅里叶分析是将声音分解为正弦波的数学方法。
28. 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。
29. 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；
30. 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。

noun

1. ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle

   Synonym:    sin