sine

英 [saɪn]

美 [saɪn]

n.  正弦

复数：sines　

计算机

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
  Synonym:sin

双语例句

• 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。
• 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。
• 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；
• 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。
• 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。
• 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。
• 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。
• I think it's actually the sine.
  我认为实际上应该是正弦。
• 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
• There appears a sine wave on the screen.
  在荧光屏上出现了正弦波。