The entire length of the tower is equipped with a feeder (a coaxial wave-guide) through which signals are transmitted from the transmitter to the antenna on the spire.
信号传输线(一个同轴波导管)贯穿整个塔身，通过它，信号从传输器运送到塔尖的天线。
The paper reports that the roaches could skitter, wave their antenna, and even change size fromsmall and medium to hideously large.
该文中报道，蟑螂可以从面前飞过，摆动触须甚至可以将图像从很小一直放大到巨大。
Taken the Earth as material of antenna for receiving gravitational wave, the Earth behaves as a low-frequency gravitational detector.
将地球作接收引力波的天线物质，地球就成为了工作在低频段的引力波探测器。
The result, E, H and S around CFA is of significance in application of CFA in medium wave antenna.
其结果对CFA在中波天线中的应用具有一定的参考价值。
Hence, it is a very unique wave pattern and requires a very special type of antenna to pick it up.
因此，它是一个很独特的波形而需要一个特别型号的天线去接收它。
Millimeter Wave (MMW) antenna is one of the most key equipment of many MMW systems.
毫米波天线是毫米波系统前端的关键部件之一。
Azimuth resolution of meter wave radar can be improved by using super resolution spectrum estimation methods without extending the antenna aperture.
超分辨谱估计技术可以在不增大天线口径的情况下提高米波雷达的方位角分辨力。
Two coherent signals with different primary phases radiated by two orthogonal in-space linear polarization antenna elements form an elliptical polarization wave.
两个初相不同的相参信号由两个在空间上正交的线极化天线单元辐射，将形成椭圆极化波。
In this paper, we devise an experiment, using HF surface wave discharge to excite plasma, to analyze basic characteristics of plasma antenna elements.
本文设计了一种实验方案，用高频表面波放电来激发等离子体，并分析了等离子体天线元的基本特性。
Airport obstacle will influence the far field of Decimeter-Wave Instrument Landing System (DW-ILS) antenna.
机场障碍物的存在会对分米波仪表着陆系统天线辐射场产生一定的影响。
Using this model and the relevant dyadic Green's function, some characteristics of a rectangular patch antenna near resonance, such as radiation resistance and space wave efficiency, are analysed.
应用此模型，并结合分层介质中的并矢格林函数，分析了贴片天线的辐射阻抗、空间波辐射效率等特性。
The electric characteristic parameters of this novel sleeve antenna are calculated, including the input impedance, voltage standing wave ratio (VSWR), horizontal gain and radiation pattern.
研究了这种新型套筒天线的输入阻抗、电压驻波比（VSWR）、增益及辐射方向图等电特性。
We also show how to get a local orientation and an approximate formula for geomagnetic declination. Our work clarifies the misconception about polarized wave of antenna.
给出当地方向的确定方法和地磁偏角的近似计算式，澄清了接收天线极化波容易造成的误解。
New-designed antenna system uses a retarded wave principle that cuts antenna height 60%.
新设计的天线系统采用了延迟波原理，使天线高度降低了60%。
The electromagnectic radiation pollution from radar includes it's projectile device , data collection system and the electromagnectic wave discharged by antenna of radar.
雷达的电磁辐射污染主要来自雷达的发射装置及数据采集系统和由雷达天线发射出去的电磁波对环境造成辐射危害。
The leaky-waveguide traveling wave antenna of the closely spaced transverse nonresonant slots cut in the broad face of a rectangular waveguide.
介绍了非谐振缝隙组成的漏波波导行波天线，它是在矩形波导宽面切铣间距密集的横向短槽构成的线阵；
The text introduces the theory of the radar antenna 's scan wave by adopting the method of using wave width to describe antenna radiate direction FIG.
本文介绍了雷达天线的扫描波束理论，采用了用波束宽度描述天线辐射方向图的方法。
This dissertation develops two millimeter waves microstrip antenna arrays which can be applied to the millimeter wave radar, the communication and the identification for friend-or-foe.
本文所研制的两个毫米波微带天线阵可应用于毫米波雷达，通信与敌我识别系统等方面。
The technical difficulties of automatic antenna tuner of communicating system working on medium wave are addressed, with its detail hardware and software design presented.
对自动天线调谐器设计实现中的技术难点进行了深入探讨，给出了其软硬件实现方案。
Decreasing the tuning time of the antenna is very important in intelligentized and automated short wave adaptive communication systems.
缩短天线调谐时间是短波自适应通信系统智能化、自动化的需要。
These signals provide an important reference of the gain of antenna, the time reference, the phase reference and the frequency of carrier wave for generating stimulant echo signal.
这些信号分别为模拟回波信号的生成提供了天线增益大小、时间基准、相位基准和载波频率大小等重要的参考信息。
The wave beam can be efficiently radiated from a conveniently short Antenna.
波束可以从一根使用方便的短天线上有效地发射出去。
Antenna is needed to receive and launch electromagnetic wave.
天线是接收、发射电磁波的必备部件。
Beam steerable 4_slots leaky wave antenna (LWA)array is presented for wireless communications.
设计了一个用于无线移动通信的波束可调4缝隙漏波天线阵。
This is significant in improving the radiation performance of the single ridged wave-guide slot phased antenna.
这对于提高单脊波导缝隙相控阵天线的辐射性能具有重要意义。
Owing to the decametric wavelength, the angular resolution of High Frequency Surface Wave OTH Radar (HF SWOTHR) is usually coarse especially when dimensions of antenna array are restricted.
由于工作在高频段，高频地波超视距雷达的角分辨力较差，尤其是当阵长受限时。
Millimeter-wave dielectric lens antenna is a kind of aperture antenna with high directivity.
毫米波介质透镜天线是一种高方向性的口径天线。
With fixed round antenna and vertical antenna accepting the medium wave singal, by accounting data to get the direction information.
中波信号用固定环形天线和垂直天线接收，通过数据据解算获得方位信息。
The radiation patterns of the antenna are analyzed, and the formulas to estimate the wave beam parameters and to design the antenna are provided.
详细分析了天线的辐射特性，给出了天线辐射波束相关参数的估算公式和天线设计公式；
The radiation patterns of the antenna are analyzed, and the formulas to estimate the wave beam parameters and to design the antenna are provided.
详细分析了天线的辐射特性，给出了天线辐射波束相关参数的估算公式和天线设计公式；
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