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

• 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。
• There appears a sine wave on the screen.
  在荧光屏上出现了正弦波。
• 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。
• 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。
• 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。
• 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。
• 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
• 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。
• 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。
• 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。