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 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。