您要查找的是不是：
- very high frequency tuner 超高频调谐器
- VHFJ? Very High Frequency Jammer? 甚高频干扰台?
- A methode of changing high frequency tuner of monochtomic television into electronic tuner. 本文论述了将黑白电视机的机械调谐高谐头．改为电子调谐高频头的改装与调试方法。
- The safe function with this spectrum particular appearance (attenuator is automatic switch) , can reduce high frequency tuner greatly by the risk of batter of signal of instantaneous high power. 本频谱仪独有的安好性能（衰减器主动切换），能大大降低高频调谐器被瞬时高功率信号打坏的风险。
- For very high frequency clocks, a surface acoustic wave (SAW) oscillator is preferable. 对于非常高的频率时钟，用声表面波振荡器更好。
- Submesoscale Coastal Ocean Flows Detected by Very High Frequency Radar and Autonomous Underwater Vehicles. 甚高频雷达和自控潜水艇探测到的次中尺度沿岸海流。
- We need frequencies even hi gh er than thosewe call very high frequency. 我们所需要的频率,甚至比我们称作高频率的频率还要高。
- Elsewhere in the Pacific, very high frequency communications systems malfunctioned for half a minute. 太平洋上的其他地方，超高频无线电通讯系统中断了半分钟。
- In VHF/UHF(Very High Frequency/Ultra High Frequency) ,the standard microstrip antennas of half-wave length are still very big . 在较低频段(VHF/UHF),传统的半波长微带天线尺寸仍然太大。
- QAM at a fixed point-to-point digital microwave systems in the wider application, it has a very high frequency spectrum utilization. QAM在固定的点对点数字微波系统中应用较广泛，它具有很高的频谱利用率。
- In the majority of cases, most of these partials are of very high frequencies. 在大多数情况下，大部分泛音的频率非常高。
- As an important component, VHF(Very High Frequency Radiotelephony) subsystem utilizes the speech communication to ensure the VTS system has its basic function. 作为VTS系统的一个重要组成部分的VHF(Very High Frequency Radiotelephony)通信子系统通过语音通信来保证VTS系统具备其基本的功能。
- One of the important development emphases is to explore the technology and application of the VHF(Very High Frequency) data chain on the basis of TDMA technology. 其中一项重要的发展重点是开发基于时分多址(TDMA)技术的VHF甚高频数据链的技术和应用。
- For Very High Frequency/Ultra High Frequency(VHF/UHF) Ultra-WideBand Synthetic Aperture Radar (UWB SAR) the Radio Frequency Interference(RFI) may degrade the SAR image. 对工作于甚高频/超高频(VHF/UHF)波段的超宽带合成孔径雷达(UWB SAR)，射频干扰(RFI)会严重恶化图像质量。
- With the single unwinder, the time for changing the paper or aluminum is the same, but this change should be done at high frequency because the substrata consumption is very high. 如果只配有一个开卷机，虽然换纸或铝箔的时间是相同的，但是由于面层材料的消耗很大，所以更换的次数会非常频繁。
- In this work, very high frequency ultrasound (140 to 1,300 MHz) was used to nondestructively characterize a set of chromium containing DLC coated coupons. 第一，高频扫描声声显微镜被用来探测镀层里表面以下的缺陷，并成功地生成出了小到1微米的缺陷的图像。
- 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。
- Light is a wave composed of coupled electric and magnetic fields oscillating in synchrony at very high frequencies. 光是一种由电场与磁场耦合在一起进行高频同步振荡所形成的波。
- We need frequencies even higher than those we call very high frequency. 我们所需要的频率甚至比我们称之为甚高频的频率还要高。
- A very high mountain overlook the town. 一座高高的山俯瞰着城镇。
