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- three resonance sine waves 共振正弦3波
- five amplitude modulation resonance sine waves 共振正弦调幅5波
- Then a stair-wave inverter and resonant sine wave inverter as a high-frequency ultrasonic power, and the theoretical analysis, design, simulation and experiment is provide. 然后提出了阶梯波高频逆变器和谐振正弦波高频逆变器作为超声波电源,并进行了理论分析、设计、仿真及实验。
- Square waves, like sine waves, are periodic. 方波如正弦波一样是周期性的。
- VHD - functions: the sine wave generated 156.25KHz. VHD --功能：产生156.;25KHz的正弦波。
- Sine wave current subdividing technology not only overcomes the disadvantages of motor"s vibration and noise at low speeds but also reduces probability of resonance. 正弦电流细分技术基本上克服了传统步进电机低速振动大和噪音大的缺点,减小发生共振的几率。
- 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。
- Sine waves, or sinusoids, are graphs of mathematical functions. 正弦波,或正弦曲线,是数学函数的图形。
- Gradually, the separate sine waves have become visible. 逐渐地，“正弦波”曲线出现明显的分离。
- Next, imagine the combination of several sine waves. 接著，想像有数个正弦波的组合。
- The triangle, square, and sine waves are input to a multiplexer. 三角波、正弦波和矩形波输入一个多路器。
- The voltage requires being smooth and stable sine wave. 其工作电压要求是平滑而稳定的正弦波。
- Each of these pieces is a sine wave with a different frequency. 每个小部分是有着不同频率的正弦波。
- 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。
- In fact, we use the digital way directly to synthesize sine wave. 摘要数字电路技术课程的知识难点是时序逻辑电路的设计。
- Pure sine wave output. Current harmonic content is small. 输出纯正弦波,电流谐波含量小。
- Since sine waves vary continuously, they are examples of analog waves. 因为正弦波连续地改变，他们是类比式波动的例子。
- Rely on the human body when singing the chest, head and oral cavity and hypopharyngeal three resonant cavity resonance to broaden and refine the role of the voice. 歌唱时依靠人体的胸腔、头腔和喉咽口腔三大共鸣腔体的共鸣作用来扩大和润色声音。
- This paper gets the frequency stability of a sine wave using a digital method. 摘要本文实现了利用数字方法计算正弦波的频率稳定度。
- When graphing AC voltage ,the Ac voltage sine wave will not be shown on-screen. 当在AC电压图形中，屏幕并不显示AC电压正弦波。
