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- VHF and UHF Doppler radar 甚高频和超高频多普勒雷达
- The engineering design contains two parts, one is the development of matching networks for multicouplers in VHF and UHF, and the other is the design of microwave FET amplifiers. 在工程设计中,包括两部分:一部分是VHF和UHF多路收发耦合器耦合匹配网络的研制,另一部分是宽带微波FET放大器的优化设计,前者属于无源负载匹配网络的设计,后者属于有源负载匹配网络的设计,这是两个科研项目。
- In 1987, the FCC issued a ruling indicating that the HDTV standards to be issued would be compatible with existing NTSC service, and would be confined to the existing VHF and UHF frequency bands. 1987年 扑灭发出裁决表示将发行标准清晰度电视;也符合现行NTSC系统服务 而限于现有的甚高频、超高频频带.
- all solid state VHF and UHF TV transposer 全固态甚高频和特高频电视差转机
- VHF Doppler Radar Observations of Buoyancy Waves Associated with Thunderstorms, 1984 J.Atm.Sci. 雷达和微波辐射计测雨特性比较及其联合应用,1980年大气科学。
- Marine VHF and microwave Line of Site Radio System. 现场无线电系统海洋VHF和微波线路。
- Doppler Radar Observations of Dust Devils in Texas. 德克萨斯州沙尘暴的多普勒雷达观测。
- VHF and UHF direction finder 甚高频与超高频测向器
- Of,relating to,or using the Doppler effect or Doppler radar. 都普勒,克里斯蒂安·约翰1803-1853奥地利物理学家和数学家,于1842年首次阐述都普勒效应的原理
- VHF and UHF tuner 甚高频和超高频调谐器
- Of, relating to, or using the Doppler effect or Doppler radar. 都普勒,克里斯蒂安·约翰1803-1853奥地利物理学家和数学家,于1842年首次阐述都普勒效应的原理
- A Doppler radar was used to assess the performance of DWL. 给出了典型实验结果,与安徽省气象局多普勒雷达进行了对比实验,两种方法测得的风廓线较为吻合。
- Accuracy of Wind Fields Observed by a Bistatic Doppler Radar Network. 双站多普勒雷达网观测的风场的准确性。
- The Observatory implemented a more advanced Doppler radar at Tai Mo Shan, the highest peak in Hong Kong. 天文台在全港最高的大帽山设置了一台更先进的多普勒雷达。
- A way to measuring the miss distance vector by doppler radar theory is described. 描述了一种利用多普勒雷达原理进行脱靶矢量测量的方法。
- The detective ability of airborne pulsed Doppler radar is often greatly degraded in active jamming environment. 摘要在有源干扰下,机载脉冲多普勒雷达检测性能往往受到严重影响。
- A method and steps of calculating SRH are presented, first, with Doppler radar vertical wind profile (VWP) product. 首先探讨了由多普勒天气雷达提供的垂直风廓线(VWP)产品计算SRH的方法和步骤。
- In addition to measuring rainfall intensity, the Doppler radar detects the speed of movement of raindrops based on the Doppler principle. 故此,这台多普勒雷达除可探测降雨强度外,还可利用多普勒原理来探测雨点的移动速度。
- Based on frequency mixing technique, the hardware of this system, including UHF sensor and UHF receiver, was developed. 基于混频技术研制了系统硬件,它包括特高频传感器和特高频接收机。
- But this Lakers season couldn't have been forecast using Doppler radar of Nostradamus asking questions to a Magic 8 Ball. 即便用多普勒雷达观察或让诺斯卑达穆斯占卜的方法找到幸运8号球,也不会猜到湖人本赛季的变化。