您要查找的是不是：
- fundamental frequency extract circuit 基频提取电路
- He varied the transmission frequency. 他变换了无线电传送的频率。
- The natural frequencies were compared with the dominant frequencies extracted from the test squeal vibration with the reciprocating sliding system. 将得到的系统振动频率与系统的试验噪声的频率进行比较,发现它们的一些结果有很好的一致性。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- Instantaneous Frequency Extraction of Asymptotic Signal and Its Applications in Motor Performance Test 渐进信号瞬时频率提取及其在电机性能测试中的应用
- 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。
- Rotor Broken Bar Fault Diagnosis of Induction Motors Based on Feature Frequency Extraction of the Electromagnetic Torque Signal 基于电磁转矩特征频率提取的感应电机转子断条故障诊断
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- He tuned his radio to the police frequency. 他把无线电调到警方的频率。
- Frequency extraction 模态提取
- He manipulated the frequency dial of the radio. 他开始调拨频率键盘。
- The pitch depends on the frequency. 音调的高低是由频率决定的。
- The resulting frequency varies by a few percent. 最终频率有少许变动。
- I am majored in audio frequency amplifier. 我主修音频放大器。
- Small dissipation factor at high frequency. 高的频率和小的损耗因素.
- Spread the palpitate frequency love till ending. 循着心跳的频率爱到永不分离。
- Wave speed equals frequency times wavelength. 波速等于频率乘以波长。
- As she moved up in frequency, her ascension began. 当她频率增加时，她的提升也就开始。
- Fast frequency hopping avoids interference. 快速跳频避免干扰。
