查询词典 antenna

Shared facilities and equipment means the residential district or single houses, the construction cost has been assessed on entering the shared home sales prices up and down the main water pipeline legislation, water pipe, flue, water storage tanks, pressure pumps, boiler, elevator , antenna, lighting, power lines, heating lines, safety facilities, fire facilities, roads, green spaces, trenches, drains, ponds, wells, non-operating car garage, public sports facilities and shared facilities and equipment used in housing.

共用设施和设备是指住宅小区或单房屋，建筑成本已分摊进入房屋销售价格共用上下水管道的主要立法，水管，烟道，水箱，压力泵，锅炉，电梯，天线，照明，供电线路，暖气线路，安全设施，消防设施，道路，绿地，沟，沟渠，池塘，水井，非经营性车库，公共体育设施和共用设施和设备中使用的住房。

A microsrip quasi-traveling wave fuze antenna is designed,working in millimeter-wave used for missile body fore-end which utilizing the loss characteristic of microstrip line,eliminates the reflected wave without the matched load in the design.

设计了一种用于弹体前端的毫米波微带准行波引信天线，此线阵利用微带线自身的损耗特性消除反射波从而省去了匹配负载。

This allows the creation of six quarter wavelength antenna elements in the high frequency band.

这允许创建高频段内的6个四分之一波长的天线元件。

The design method of a photoinduced plasma Fresnel zone plate antenna is described.

本文描述一种光生等离子体菲涅尔波带板天线的设计方法。

Therefore, it is good when the feed phase center is on the front edge or directly in front of the antenna structure.

为此，馈源相位中心最好在前沿，或直接在天线结构的前面。

Momentum is a Full-Wave Method of Moments simulator intended to be used for RF and Microwave component, circuit and planar antenna analysis.

Momentum是一种基于全波法的力矩模拟器，用于RF，微波组件，电路和平面天线的分析。

Firstly, Hallen integral equation was performed to analyze the antenna. Then, the Equivalent Theory was used to build the electric field integral equation, the EFIE was translated into matrix equations by Galerkin method, and the scattering field can be calculated by the surface currents of the metal target. Finally, numerical calculation to representative scatters was conducted.

首先推导了有耗媒质中圆柱对称天线的海伦积分方程；然后利用等效原理建立导体表面的电流积分方程，并采用伽略金方法将积分方程组转化为矩阵方程组，求解出散射体表面的等效电流分布，计算出其散射场；最后以典型散射体为例，进行了仿真计算分析。

The general electric field integral equation presented can be applied to any wire antenna by defining the appropriate unit vector,?

通过定义适当的单位矢量l？

The first step in developing the solution for the currents is to driven the appropriate electric field integral equation for general structures and the basics of the method of moments, which were then applied to a straight wire antenna.

计算电流解的第一步在于推导出适当的电场积分方程。

However, the change of geometry on this geometrically symmetrical reflector carried the danger of loosing some of the basic characteristics of geometric optics, by whose principles this antenna functions.

无论如何，这个对称几何反射器形体的改变，可能会带来这个天线赖以运作的基本几何特性不稳定的危险。这也就意味着完全改变了天线的大部分实质性的宝贵的特性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。