正弦波形赋予了通过水道的结构轮廓的形状。
A sinusoidal waveform provides the structural silhouette shape across the channel.
正弦脉宽调制逆变器作为逆变器的一种，可输出谐波含量小的正弦波形。
As one of inverters, Sinusoidal Pulse Width Modulation inverters can achieve low total harmonic distortion output wave.
正弦脉宽调制(SPWM)逆变器作为逆变器的一种，可输出谐波含量小的正弦波形。
As one of inverters, Sinusoidal Pulse Width Modulation (SPWM) inverters can achieve low total harmonic distortion (THD) output wave.
电力系统的谐波是电力系统电压正弦波形产生畸变，电力机车用电会产生0次到50次谐波。
The power system harmonic is the voltage sine wave of power system get distortion; electric locomotive power will have 0 to 50 harmonics.
实验结果表明该电源具有良好的正弦波形，有较广的适用范围，能够有效地提高铁心损耗测试精度。
The experiment results prove that the power supply has good sine wave function, and widely apply range. it efficiently improves testing precision of core loss.
管道的应变随着集中载荷的增大而增大，在一定载荷内，管道的应变曲线成正弦波形且周期无明显变化。
The strain of the pipeline increased with an increase of concentrated load. In a constant load, the strain curve of the pipeline was a cycle of sine wave with no significant changes in the cycle.
以两组仿真实验结果，验证了本文所述方法及过程的正确性和实用性，从而实现了正弦波形参数的精确评价。
By two groups imitation experiments, the correctness and practicability of this method is proved, so the precise evaluation of parameters of sine waves is realized.
带电感变压器连接在脉宽调制电源逆变器输出端，北整合的电感与输出端的电容共同作为滤波器使用，修整输出电压的正弦波形。
The integrated inductance, in combination with the output capacitors, operates as a filter and restores the sinusoidal wave-shape of output voltage.
其波形有方波、正弦波、三角波和锯齿波等。
The waveform square wave, sine wave, triangle wave and the sawtooth wave, etc.
经过实验验证，对于正弦波、三角波和方波，负载输出电流波形跟踪良好。
For sine wave, triangle wave, and square wave, the good performance of current output is proved by experiments.
实验结果表明，利用该方法设计的无差拍控制正弦波逆变器系统稳定性好、输出电压波形畸变率低，具有一定的实际应用价值。
The experimental results prove that the sine wave inverter designed by this method have good stability and high quality output voltage and can be applied in practice.
本发明电路结构简单，输出的交流电的波形为纯正弦波，输出的电压和频率稳定，不会随输入电压和负载的变化而变化。
The circuit of the invention is simple, the wave output is pure sine wave, voltage and frequency output is stable, they do not change with input voltage and load.
因而它具有广阔的应用前景。本论文的主要任务是基于ARM技术，设计一个性能优良的正弦波波形发生器。
Therefore it has the broad application prospect Present paper's primary mission is based on the ARM technology, designs a performance fine sine wave profile generator.
正弦波的作用是离子的分离和离子的检测，任意波形则用于离子的筛选。
Sine wave is used for the separation and detection of ion, SWIFT will be used for ion screening.
辅助信号发生器的主要功能是在规定的时间段内输出正弦波或者任意波形。
The primary function of the auxiliary signal generator is output sine wave or SWIFT (stored wave form inverse Fourier transform) wave at the scheduled time.
当加上非线性负载如调速电动机驱动器时，会影响正弦电源。电压波形畸变变成非正弦波。
When nonlinear loads, such as adjustable speed motor drives, affect a sinusoidal power source, the voltage waveform is distorted and becomes nonsinusoidal.
通过使用一个周期的正弦波曲线模型的滑动拟合法，实现了正弦载波相位调制信号波形的精确解调。
By using moving one period sine wave model, the precise demodulation of PM signal wave is achieved.
波形孔型的周边为一衰减的正弦波。
The circumference of the waved groove is in a form of a weakening sine wave.
试验结果显示逆变器有很好的正弦波输出波形，快速的动态响应，优良的负载特性和高精度的输出电压。
The experiment results show that the inverter Can achieve good sinusoidal output waveform, fast dynamic response, excellent load characteristic and high precision of output voltage.
理论分析和实验结果证明，负载谐振模式使负载电流波形接近正弦波，从而使变压器能量传输效率提高了3%，并减小了电磁干扰。
The results proved that the improved resonant mode load current is close to sine wave. The energy transfer efficiency of transformer is improved by 3 percent, and the EMI is decreased.
讨论了正弦波输出的交—交变频器触发角的控制方案，实现了双微机控制的交—交变频器的低频控制，给出了实际运行波形。
The triggering Angle modulation method of the sine-wave cyclo-converter is carried out, and the operating wave form of the designed system is put forward.
介绍了一种多级H桥并联变换器，通过一定的控制方式使每个H桥变压器副边产生的波形叠加成18阶梯波，经滤波后可得到比较标准的正弦波。
The paper introduces a multi-level H-bridge converter, which produces 18-step waveform according to required control method. The standard sine waveform can be gotten after passing through the filter.
此信号发生器可以方便输出正弦波、方波和指数波等各种不同波形的信号，输出信号的频率和幅值等参数可通过前面板控制。
Different signals such as sine waveform, step waveform and exponential waveform are available. Its frequency and phase can be adjusted precisely through the front panel.
设计要求：(1)能够输出锯齿波，三角波，正弦波，脉冲波。(2)能根据键盘命令进行波形之间的切换。(3)能对输出的波形频率进行调节。
Design requirements: (1) can output sawtooth, triangle wave, sine wave, pulse wave. (2) according to the keyboard command to switch between waveforms. (3) can adjust the output waveform frequency.
其次，按输出波形又可分为正弦波、脉冲波、函数发生器和任意波发生器等。
Secondly, the output waveform signal generator can be divided into sine wave signal generator, pulse-wave signal generator, function generator and arbitrary wave generator, and so on.
其次，按输出波形又可分为正弦波、脉冲波、函数发生器和任意波发生器等。
Secondly, the output waveform signal generator can be divided into sine wave signal generator, pulse-wave signal generator, function generator and arbitrary wave generator, and so on.
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