正弦波

The three-parameter sine-curve-fitted algorithm was used for data processing. Some experiments were finished and the relevant experiment curves were given when the sine acceleration amplitude was equal to 200 m/s^2 and the angular frequency range was from 0.1 Hz to 10 Hz.

介绍了实验数据的处理方法三参数正弦波拟合算法，并在正弦加速度幅值为200 m/s^2、角频率范围为0.1~10Hz的条件下进行了实验验证，给出了相应的实验曲线图。

Dynamic experiments of domestic sewage treated by electrocoagulation process with triangle-wave power, sine wave power and full-wave rectifier power, which had the different power waveform and waveform frequency, were studied. And the removal characteristics of organic pollutants were studied.

采用三角形波电源、正弦波电源、全波整流电源进行动态实验，研究采用不同电源波形和波形频率电源的电凝聚对处理生活污水的影响，以及对有机污染物的去除特性。

The initial phase is obtained by removing the frequency item in the multinomial using the DFT coefficient which is from two discrete sinusoid signal sequences of different length.

该方法通过截取正弦波的两段长度不同的离散序列，利用它们的DFT系数来消去正弦信号的频率项，从而估计其初相。

The system provides a choice of three different effects toning lifting, improving circrlation and mrscle relaxtion. It does this by varying the shapes of the impulses or waveforms. The waveforms are sine ramp and square.

花想容微波拉皮仪提供了三种不同的效果以供我们选择：收紧和提升，改善血液循环和放松肌肉，它靠几种不同的脉冲或微波来达到这种效果，这些微波是：正弦波、斜波、方波。

It is our function generator in learning, scientific research and other aspects indispensable tool. Today we have to design a square wave, sine wave and triangular wave function for release.

因此函数发生器是我们在学习，科学研究等方面不可缺少的工具，今天我们要设计一种能产生方波、正弦波、三角波的函数放生器。

The other function is to wave, sine wave and triangular wave statistical analysis.

功能是对方波，正弦波和三角波进行统计分析。

It can measure the sine wave, square wave, triangle wave frequency.

它可以测量正弦波、方波、三角波的频率。

This paper analysed the difference between the definition of traditional sinusoidal system and that of nonsinusoidal system.

本学位论文结合国家自然科学会基金资助项目&电力系统中非正弦功率的定义、测量和补偿&、&非正弦波电参数的综合测量新技术&、电力电子装置的。。。

Based advanced controlling strategy now, self-adapting fuzzy PID controller is designed. Simulated with MATLAB/Simulink, system responses tracking step signal, square wave signal, sine signal, triangle signal and saw tooth signal are reproduced.

2结合当前先进的控制策略，针对电液伺服控制径向柱塞变量泵，设计了自适应模糊PID控制器，并通过计算机仿真，再现了系统跟踪阶跃信号、方波信号、正弦波信号、三角波信号、锯齿波信号时的系统响应。

There are four types of waveforms, increased sawtooth, square wave, triangle wave, sine wave.

共有四种波形，递增锯齿波，方波，三角波，正弦波。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。