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

noun

ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle
Synonym:sin

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。
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。
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。
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。
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。
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。
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。
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。
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。