查询词典 antenna array

A simplified method to calculate structure size of herringbone antenna is put forward.

利用简化方法来计算鱼骨形天线的结构尺寸。

This dissertation chooses received directly system, at the same time makes the simple introduction to the heterodyne receiver, and then carries on the preliminary analysis on optical antenna.

本文选用的是直接检测接收机的实现方案，同时对外差接收机也做了简单介绍，并对光学天线的类型和各自的结构特点进行了初步的分析。

Think of it as a flat-panel, honeycombed composite structure that emits energy from its forward edge, not perpendicular as with a regular antenna.

想象一下它适一个平面的，蜂窝状的复合结构，从它的前端边缘发射能量，而不善像常规天线一样垂直发射。

This kind of antenna can be used in hopping frequency communications.

该天线可以用于跳频通信系统中。

The detection data to the horizontality of weather radar antenna pedestal were mainly obtained by two kinds of alveoli levels.

天气雷达天线座水平度的检测主要使用2种气泡式水平仪来获取数据。

The results indicated that the exact separation to reading error and the right mathematical treatment to detection data could improve the accuracy and reliability of weather radar antenna pedestal horizontality.

结果表明：对读数误差的确切分离与对检测数据进行恰当的数学处理，能够明显提高天气雷达天线座水平度检测数据的准确度和可信度。

It is found out from practice that the traditional method for measuring the horizontality of the antenna pedestals of CINRAD/SC weather radar is difficult to use at a common radar station, and the measurements contain obvious errors.

从实际检测工作中发现，使用传统方法对CINRAD/SC天气雷达天线座水平度进行检测，在普通基层雷达站其可操作性比较差，检测结果中含有比较明显的误差成分，不够准确。

In this research, hybridize the HF and LF numerical softwares to simulate the antenna radiations under large structure is the main work.

中文摘要本研究主要工作是利用高低频的电磁软体模拟天线在超大型结构体下的辐射。

A Cassegrain dual reflector antenna which consists of a TEM horn, a hyperbolical subreflector and a parabolic reflector, was developed to radiate high power UWB microwave.

为了减小馈线损耗和方便天线旋转，设计了超宽带Cassegrain双反射面天线系统。

In this paper,nonsteady interaction between moving body with antenna system and plasma in region of compression is investigated indetail.

该文研究了空间飞行体在运动过程中，其前端压缩区内飞行体与等离子体的非稳态相互作用问题，得到了在强天线辐射源高频场作用下的控制方程。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。