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

• 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。
• 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。
• 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
• 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。
• This method decomposes a measured signals waveform into a series of sine and cosine components.
  这种方法有节制的信号分解成一系列的波形正弦和余弦的组成部分。
• 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；
• 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。
• 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。
• 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 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。