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- This paper introduces the system of single phase large power source varied frequency for heating,contains rectifier,filter,inverter and control circuit etc. 介绍了大功率单相变频加热电源的系统组成，包括整流、滤波、逆变和控制电路等部分。
- He varied the transmission frequency. 他变换了无线电传送的频率。
- varied frequency speed regulating 变频调速
- The excursion of instantaneous frequency representation will be resulted when EFT is applied to signals with rapidly varying frequency contents. 对于具有恒定幅度的调频信号而言，瞬时频率代表了其全部的信息，可以据此对信号进行识别和分类。
- The results of the experiment varied wildly. 实验结果差异很大。
- She varied her dress as fashion changes. 她的衣着随着潮流而变化。
- The holiday was nothing if not varied. 假日活动极其丰富多彩。
- The recent festivities seemed more varied than ever before. 最近的这些会演似乎比过去任何一次都更多样化了。
- In terms of pitch, bats produce echolocation calls with both constant frequencies and varying frequencies that are frequently modulated. 关于音调，蝙蝠用恒定频率和频繁调整的变化频率发出回声定位的叫声。
- Chinese commodities available for export are varied. 中国可供出口的商品种类繁多。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- varying frequency speed controller 变频器
- Gradually they will build up a varied, well-balanced vocabulary. 他们将逐步积累起一批内容多样，比例适当的词汇。
- varying frequency speed controner 变频器
- varying frequency speed regulating 变频调速
- Vary frequency adjustable speed of high voltage 高压变频调速
- Many varied motives prompt individuals to join a political party. 促使人们加入政党的动机许许多多且各不相同。
- The book contains very varied recipes. 这本书上有各种不同的食谱。
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- Her mood varied from optimism to extreme depression. 她的情绪由乐观一变而为极度消沉。
