查询词典 radio wave

The inention relates to a radio wave absorber which can achieve low cost, a small transportation volume, an excellent radio wave absorbing characteristic from a low frequency to a high frequency with a short length, a small or no difference in the characteristic of a polarization plane, and can be easily fabricated and worked.

本发明涉及一种电波吸收件、电波吸收体及其制造方法、以及电波暗室，用于实现下述的电波吸收体，其成本低、输送体积小、长度短、从低频到高频能获得良好的电波吸收特性，没有极化面特性差或该极化面特性差较小、重量轻、结构强度高、制造和施工容易。

Radio wave is another term of electromagnetic wave, it travels at the same speed of light in vacuum.

以至于我们的地球更容易被外星生物的卫星发现。

We always tune to Wave Radio for light music.

我们总是收听Wave 电台的轻音乐。

Infrared ray is a electromagnetic wave,which has the sane nature of radio wave and visible light.

红外线是一种电磁波，具有与无线电波和可见光一样的本质。

German hertz discovered radio wave and after invention of Italian Ma Keni is subsequently radiotelegraphic, radio communication technology passes the development of a many century, fetched spectacular gain.

梗概： 德国人赫兹发现了无线电波以及随后意大利人马可尼发明无线电报之后，无线电通信技术经过一个多世纪的发展，取得了惊人的成果。

Radio wave transillumination uses radio wave to transmitt and receive in drilling hole to determine the characteristics of underground media and geological structure.

无线电波透视法是利用无线电波在钻孔中的发射和接收来确定地下介质特性和地质构造的一种物探方法。

In a radio wave absorber (10), four hollow tetrahedrons (20) each of which has one open surface are connected such that a surface (20a) opposed to the open surface of the hollow tetrahedron (20) forms a side of a hollow pyramid (22). The radio wave absorber (10) is composed of a radio wave absorbing member shaped like a thin plate.

该电波吸收体(10)呈按照下述方式连接而形成的形状，该连接方式为将4个一面开口的中空四面体(20)以开口面相对的面(20a)作为中空棱锥(22)的侧面的方式形成。

The radio frequency performance curves of relay were obtained through simulation, and analysis of the equivalent circuit and the main factors which influence the insertion loss, voltage stand wave ratio and isolation of relay were discussed.

对其进行仿真分析得到继电器射频(radio frequency，RF)性能曲线，并讨论了影响继电器插入损耗、电压驻波比及隔离度的主要因素。

Antenna for radio wave transmitter or receiver with a metal device (such as strokes, lines or line order) in the radio equipment used to launch or receive electromagnetic components.

在无线电设备中用来发射或接收电磁波的部件。

This system ofcompatible electromagnetism of frequency spectrum has someimportant functions listed as follows:(1) Analysis disturbance of the same or adjacent frequencies (2) Analysis of performance of radio link (3) Analysis of intermodulation (4) Automatic selection of frequency(auxiliary assignment of frequency)(5) Prediction of region of radio field intensity (6) Harmonization of frequency border (7) Analysis and design the system of microwave and satellite earth station.(8) Generate photographs This paper realizes the function of harmonization analysis ofthe system of microwave and satellite earth station. The concretework includes:(1) Based on the propagation model of radio wave,computing the absorption loss of atmosphere of microwavecommunication system and its fading, simulating the receivingvoltage and realizing the computation of disturbance andharmonization between microwave station and earth station.

频谱电磁兼容分析系统主要实现以下几个功能：⑴同、邻频干扰分析⑵无线链路性能分析⑶互调分析⑷频率自动选择⑸场强覆盖预测⑹边界协调⑺微波与卫星地球站系统设计和干扰协调分析⑻图形制作功能本文做为全省建设的电磁兼容分析系统的一部分，实现了微波站与地球站干扰协调分析这一功能，具体有：⑴以无线电波自由空间传播为模型，对微波通信系统的大气吸收损耗和衰落储备量进行了计算、对接收电平进行了模拟仿真，实现了微波- I -吉林大学硕士学位论文 Abstract站与地球站之间的干扰与协调计算。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。