In this paper, the equations for calculation of the radiation performances on high efficiency double reflector antenna fed by beam waveguide are derived.
本文导出了地面站常用的改进型波束波导馈电高效率双镜天线的辐射特性的计算式。
This paper introduces a double freedom degree motion control system of satellites antenna based on dual-redundancy hybrid stepping motor.
介绍了一种基于双余度混合式步进电动机的双自由度卫星天线运动控制系统。
This boot is made in launching the system which is double to answer each of the poles, the current batteries 11 through 12 and reels going to the antenna.
这是启动提出在推行这个制度是双重回答每个两极，的目前电池11到12和卷轴前往天线。
At last, the radiated field of axial-mode helical antenna and double ridged horn antenna is analyzed at this paper.
最后，本文对轴向模螺旋天线和双脊喇叭天线的辐射场进行了分析。
The radiation characteristics of a new millimeter-wave omnidirectional circular rod antenna with double dielectric gratins are analyzed with the rigorous mode matching method.
采用严格的模匹配方法分析了新型双介质栅毫米波棒形全向天线的辐射特性。
An antenna element constituting a part of an opening cross section structure of a double cylinder ridge waveguide is spread on a plane.
构成双圆柱脊形波导的开口截面结构的一部分的天线元在平面上展开。
The large double curved reflector CFRP antenna is characterized by light weight, high strength and rigidity, high surface precision and so on.
大口径双弯曲碳纤维天线具有重量轻、刚强度高和曲面精度高等特点，适合应用于对重量控制要求严格的机载、球载雷达系统中。
On the basis of Chapter Four, Chapter Five improves the performance of this antenna design by applying double folded slot antennas.
在第四部分的基础上，第五章再次对该天线设计做性能改善，使用二元折叠槽阵列天线。
Since the double-ridged horn antenna owns many seductive characteristics, such as ultra broadband, relatively small size, high calibre efficient and gain etc.
由于双脊喇叭天线不仅具备超宽带特性，还具有体积小、增益和口径效率高等优点，因此本文选双脊喇叭天线作为所要设计的超宽带天线。
Fixing the Antenna: Use of a double-faced adhesive tape on the grounding plate is recommended.
固定天线：推荐在接地板上使用双面胶带。
Retrieving spatial distributions of cloud liquid water content (LWC) from the airborne double-antenna microwave radiometer data by tomography method is a limited-angle image reconstruction.
通过机载双天线微波辐射计的观测数据层析反演出云液水的空间分布是一个有限角度的图像重建问题。
The input impedances of the double-loop antenna in free space are also calculated, and the results obtained are compared with those from transmission line transformation of ca…
还计算了自由空间的双环天线的输入阻抗，将结果和由单环的计算值经传输线变换而获得的结果作了对比。
The second research of the thesis is to design a double-patterns four-arm plane spiral antenna with the background of wideband circular polarization plane antenna's technology.
论文的第二个研究工作是以超宽带圆极化平面天线为研究背景，设计了一个双模四臂平面螺旋天线。
The second research of the thesis is to design a double-patterns four-arm plane spiral antenna with the background of wideband circular polarization plane antenna's technology.
论文的第二个研究工作是以超宽带圆极化平面天线为研究背景，设计了一个双模四臂平面螺旋天线。
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