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- codirection frequency system 同向频率系统
- The AFG can be used to ramp booster?s energy for power supply system, and to control the radio frequency system as well. 该任意波形发生器不仅可以用在增强器磁铁电源的控制中,而且可以用于加速器的高频系统腔压的动态控制。
- The paper introduces the application of digital video frequency system,especially in transformer substation without a watcher. 文章介绍应用数字视频系统进行远程监控,实现变电站无人值守。
- The paper introduces the application of digital video frequency system, especially in transformer substation without a watcher. 摘要文章介绍应用数字视频系统进行远程监控，实现变电站无人值守。
- The very high frequency system placed transmitters in patrol cars to enable patrolmen to communicate with headquarters and other cars instead of just receiving calls. 的甚高频系统发射机放置在巡逻车，使巡警沟通 与总部和其他车辆，而不只是接听。
- Vibrating-Wire-Sensors with measuring frequency system is mainly used to auto- atic and scout measurement for the engineering of water and electricity and other rock and dust engineering. 振弦式传感器测频系统主要用于水电工程和其它岩土工程的安全自动监测。
- Whole house was set beforehand surround stereo sound and video frequency system, still have the lighting system that a program changes, this is a when decorating a building afresh important facet. 整座房子预设了环绕立体声音响和视频音频系统，还有一套程序化的灯光系统，这是重新装修房子时的一个重要方面。
- In order to apply to the high frequency system, not only the complete design process of the housing of filter, but also the improvements and the measurement results are presented in this thesis. 另外为了高频系统的应用，在本论文亦设计滤波器的金属外壳封装，除了说明完整的设计的流程之外，并提出在组装过程中所改良的步骤及最后结果。
- REMEC INC. takes lead in the field of components and high frequency systems for data wireless communication. 瑞美无线通信技术（上海）有限公司将成为瑞美在全球的制造中心。
- Advanced Extremely High Frequency System 先进极高频系统
- Radio Frequency System Simulator 射频系统模拟器
- reverse direction frequency system 反向频率系统
- hybrid free space optics/radio frequency system 混合自由空间光通信与射频系统（FSO／RF）
- variable turn-over frequency system 可变交贫频率制
- digital network audio frequency system 数字网络音频系统
- codirectional frequency assignment 同向频率配置
- direct sequence spread frequency system 直接序列扩频系统
- He varied the transmission frequency. 他变换了无线电传送的频率。
- Standard time and frequency system 时频基准系统
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
