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。 - 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。 - 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。 - 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 - 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。 - 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。 - 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。 - 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。 - 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。 - 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；