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- voice frequency band 话频带
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- VFT? Voice Frequency Transmission? 音频传输?
- The assigned frequency band is 928 MHz to 902 MHz. 那分配频率乐团是 902个百万赫兹至 928个百万赫兹。
- VFT? Voice Frequency carrier telegraph Terminal? 音频载波电报终端?
- VFO? Voice Frequency Oscillator? 音频振荡器?
- We can't hear any program when we turn our radio onto this frequency band. 当收音机调到这个频段上时，什么节目也收听不到。
- DUV (Data Under Voice) is introduced.It permits signals to "hitch-hike" on existing microwave radio systems by using the lower end of the frequency band not normally used for voice. DUV（话下数据）推出，它允许信号在现有的微波无线电系统中“搭便车”，使用微波频带中的低端部分，通常不用于话音传输。
- Another attribute is the flux or radiant power that can be delivered in that narrow frequency band. 另一个性质就是在这样窄的频带内可以给出很高的光通量或辐射功率。
- In band voice frequency signalling device 带内音频振铃装置
- You are also not allowed to communicate on any text or voice frequency in use by pilots and regular ATC. 同时，也不得在正式管制员与飞行员通讯的频率上进行文字和语音通讯。
- A specified frequency band for the transmission and reception of electromagnetic signals,as for television signals. 频道，波道传送和接收电磁信号的一特定的频率波段，如电视信号
- In researching computer voice input, analysis of voice frequency is a crucial step. 研究电脑语音输入，分析声音的频率特质是很重要的步骤。
- The design is very suitable for wireless communication systems which work in ISM frequency band. 所设计的软硬件接口非常适合在ism频段的无线通信系统中应用。
- Spectrograms show Kosik's voice frequency when he makes human sounds is similar to his keeper's. 通过声谱图对比发现，科希克发出的声音频率与饲养员金中干的非常相似。
- The distance between the acoustic-emission source and the receiving transducer, and the background noise level are primary factors in selecting a particular frequency band. 声发射源与接收讯号传感器间的距离以及环境噪声的电平是选择频带的主要依据。
- Analyse of Frequency Band in Acceleration Measurments during Ejection and Parachuting. 弹射和开伞过载测量中的频率分析。
- The method can directly detect the fault characteristic signals in low frequency band and achievefault diagnosis. 该方法直接检测故障的低频特征信号,完成故障诊断。
- It is applied in voice frequency decoder and power amplifier of high-end stereo of various fields like MP multi-media, VOIP, MP3, etc. 应用于手机多媒体,VOIP,MP3等众多领域的高端立体声音频编解码器和功率放大器;
- The signal environment of ECM is more and more complex, so frequency measurement methods must be high-speed and precise in broad frequency band. 面对日益复杂的电子战环境，要求必须在很宽的带宽范围内，对频率信息进行快速、高精度的测量。
