radio field的例句大全

This paper makes a brief discussion on the harm upon human health by radio-frequency electromagnetic field and electromagnetic contamination problems of small power television emission antenna.

本文就射频电磁场对人体健康的危害以及小功率电视发射天线的电磁污染问题作了简要的论述。

Using the dressed test particle approach to deduce the scattering power spectrum of radio waves by a quasi-equilibrium ionized gas in the presence of an external magnetic field

用试验粒子法求有外磁场影响时准平衡态下的等离子体气体的散射功率谱

The measurements of the radio spikes with high time and frequency resolution by the spectrometer in Beijing Observatory may provide a self consistent diagnosis for the ambient plasma parameters ( magnetic field, density, temperature, wave vector, and the properties of nonthermal electrons).

利用北京天文台高时间和高频率分辨率的射电频谱仪对射电尖峰的测量，可以对背景等离子体参数进行的自洽诊断（磁场，密度，温度，波矢，及非热电子的性质）。

It joins rapidly, keeps in touch with the characteristic such as being reliable, apply to the radio equipment and electron tube instrument field and join the coaxial cable of the radio frequency extensively.

它具有连接迅速，接触可靠等特点，广泛应用于无线电设备和电子仪器领域连接射频同轴电缆。

Analysis of Power Frequency Electric Field and Radio Frequency Interference for State Grid Typical Design Transmission and Distribution Projects

国网典型设计220kV输变电工程的工频电场和无线电干扰分析

According to field survey and data of Radio Carbon Dating and chemical analysis, thls paper discusses the formation period and environments of Salt Lakes in the Hailar Basin.

本文根据野外实地考察和14C年龄数据以及部分化学分析数据，探讨了海拉尔盆地盐湖的形成时期及环境。

Non-directional radio beacon approach Simulation of Power Frequency Field Strength of Line Electrode

全向无线电信标进场线状电极工频电场强度仿真方法研究

Electromagnetic Radiation Field Intensity Evaluation and Shenzhen Medium Wave Radio Station Case Analysis

电磁辐射场强估算与深圳中波电台实例分析

Hazards of radio frequency magnetic field and their prevention and control

射频电磁场危害及其预防控制

Parameter Analysis for the Radio Frequency Direct Amplification Relay System of Weak Field

弱电场射频直放中继系统参数分析

Structure of radio-frequency flat plasma sheath in an oblique magnetic field

斜磁场作用下的射频等离子体平板鞘层结构

Especially, the influences of the several factors on both the electric field distribution and the radio interference characteristics have been systematically analyzed. These factors include the center spacing, the line height relative to ground, the bundle spacing, and sub-conductor radius.

此外，对交直流线路中心间距、对地高度、导线分裂间距以及子导线半径等因素对混合电场和混合无线电干扰的影响作了系统的计算分析。

This includes text, radio buttons for choosing the type of fish to order, an editable text field for entering the quantity, and a button to place the order.

这些小部件包括文本，几个用于选择要预订的鱼类种类的单选按钮，一个用于输入数量的可编辑文本字段，以及一个用于下订单的按钮。

HRW now sends photographers and radio producers to work alongside its researchers in the field.

现在，“卡罗尔·博格特看人权”派遣摄像师和节目制作人员与这个领域的研究者一同工作。

If these beams sweep across Earth's field of view as the star rotates, radio telescopes on Earth can detect the star's regular pulses.

当这个星体的脉冲波扫过地球的视野，射电望远镜就能发现这种星体规律的脉冲波。

The Research for Field Intensity Prediction Software of Radio Signals in Mobile Networks

移动网无线信号场强预测软件的研发

Radio frequency identification ( RFID) is the main technology in the automatic identification field, and its non-contact and information storage performance can meet the monitoring needs of the production process of auto manufacturers.

射频识别技术（RFID）作为自动识别技术的主流技术之一，其特有的非接触性及信息存储的性能，能够满足汽车制造企业对生产过程的监控需求。

The NFC ( Near Field Communication) technology raised in these years even developed new world of short-range radio communication antenna research.

近年来兴起的NFC技术（Near Field Communication），更开辟了近场天线研究的新天地。

Conclusion The electronic medical tag system based on radio frequency identification technology changes the traditional working mode and enhances integral capability of field first aid.

结论：利用射频识别及其改进技术建立的电子伤票系统改变了战救信息传统作业模式，提高了战救整体效能。

Taking the short pulse as an ideal delta function on time scale, we find that the radiation field pattern is just of the "pure" waveguide modes if the resonance frequency equals as integral times as radio frequency.

将短脉冲理想化为时间上的δ函数，可以发现当辐射频率正好等于用来调制电子束的射频的整数倍时，辐射模式表现为纯的波导本征模，此时辐射功率最强。