1.
video frequency/IF/RF pre-correction
视频、中频、射频预校正
2.
Intermediate frequency amplifier center frequency
中频放大器的中心频率
3.
The middle part of an audio frequency.
中声频，中频声波频率的中间部分
4.
VHF television IF strip
甚高频电视中频部分
5.
sound IF amplifier tube
声频信号中频放大器
6.
swept IF type spectrum analyzer
扫中频式频谱分析仪
7.
2.4GHz CMOS Zero-IF Receiver;
2.4GHz CMOS零中频射频接收机
8.
I.F. (intermediate frequency)
中频（千周30～3000/秒）
9.
Application of Digital Up-Converter in IF Digitalization
数字上变频器在中频数字化中的应用
10.
The Research of the Downconverter of the Intermediate Frequency(if) Digital Receiver;
中频数字化接收机中的下变频器研究
11.
Low and intermediate frequency instability models are taken up first.
首先处理低频和中频不稳定性的模型。
12.
Our teams have notched up a number of wins in the tournament.
我们的运动队在这次联赛中频频获胜。
13.
Design of CMOS RF Circuits for a Zero-IF Transmitter;
一种CMOS零中频发端射频模块电路设计
14.
Research on UHF RFID Reader if Scheme;
UHF频段RFID读写器中频方案研究
15.
center frequency
中心频率未调制频率
16.
Variable Dividers in Frequency synthesizer of Rb Frequency Standard
用于铷频标频率综合器中的可变分频器
17.
Design of Frequency Hopping Synthesizer in Frequency Hopping Transceiver
跳频收发系统中的跳频频率合成器设计
18.
He served the ball out quite often in this set.
在这局中他频频发球出界。