无线电波

基于FDTD方法的无线电波透地传输特性的研究

Propagation Characteristics of the Radio Wave Through-the-stratum Based on the FDTD Method

对GIS技术、无线电波透视探测技术及以地震波为主的弹性波技术为煤与瓦斯突出预测技术的发展前景作了必要的分析。

Necessary analysis of the future development is also provided for coal and gas outburst prediction by Geographical Information System ( GIS ), radio wave nondestructive detection and elastic wave technique based mainly on seismic waves .

愈来愈多的电视台和广播电台使无线电波段愈来愈拥挤。

More and more TV and radio stations are crowding the airwaves .

他们的仪器检测到一个3千赫的微弱无线电波。

Their instruments detected very faint radiowaves at a frequency of 3 kilohertz .

对我来说，表演就是在麦克风前通过无线电波面对看不见的听众进行的。

For me , a performance is in front of a microphone , over the radio , to an unseen audience

声波、光波或无线电波等都有特定的频率，或者说是每秒的波数。

Sound waves , light waves , and radio waves have a certain frequency , or number of waves per second .

他以水波为例讲解无线电波的特性。

He used water waves as an example to illustrate the nature of radio waves .

来自外层空间的无线电波

radio waves from outer space

GIS技术在无线电波场强分析中的应用研究

Application of GIS in the Analysis of Field Strength of Radiowave Propagation

基于GIS的无线电波传输路径上各点参数及功率密度计算

Computation about Parameter and Power Density of Each Point on the Way of HPM Based on GIS

无线电波与热波、光波、X射线和伽马射线一样都属于同一族系。

A radio wave is of the same family as heat waves , light waves , X-rays and gamma rays .

核环境中HF无线电波传播的计算机模拟

Computer simulation of HF radiowave propagation in nuclear environment

测定过程中采用的光能种类很多，从X射线，可见光到无线电波。

The radiant energy used in such measurements may vary from X rays , through visible light , to radio waves .

隧道中UHF窄带无线电波传播信道的特性

Characterization of Narrow Band UHF Radio Propagation Channels in Tunnel Environments

大功率高频无线电波对赤道E区双流不稳定性的影响&PIC静电粒子模拟研究

The effect of powerful high-frequency radio waves on two-stream instability in the equatorial e region : the study of PIC electrostatic particle simulation

各种辐射能，例如光，x射线以及无线电波，彼此很不相同。

Different kinds of radiant energy , such as light , X rays , and radio waves , seem very different from each other .

UHF无线电波在无分支沟道中的传播特性

UHF Radio Propagation Characteristics in Straight Open groove Structures

地下巷道中UHF特高频无线电波的传播

Propagation of the ultrahigh frequency ( UHF ) radio wave in the underground tunnel

RFID技术的特点在于利用无线电波的特性，将识别得到的信息不受空间限制的进行传输。

The characteristics of the RFID technology are that the identifying information is transmitted using radio waves without restriction by space .

数值分析的结果表明，UHF无线电波的较高频段能够在长壁工作面上传播。

The numerical result shows that the propagation of UHF radio waves favors high frequency .

UHF无线电波在长壁工作面中传播特性的研究

Characterization of UHF radio propagation channels in a long wall face of a coal mine

大气行星波对LF和VLF无线电波传播的影响

Effects of the atmospheric planetary waves on radio wave propagation at LF and VLF

图标中的曲线代表无线电波，象征着RSS提要的广播本质。

The curved lines represent radio waves , a symbol of the broadcast nature of the RSS feed .

在现代战争中，武器系统采用了电磁光谱诸如无线电波、微波、红外线、紫外线、X射线和伽马射线。

In the modern war , electromagnetic spectrums are used by many kinds of weapons involving radio , microwave , infrared , ultraviolet , X-ray and gamma ray .

木星Io通量管中等离子体湍流及低频无线电波的激发和功率

The excitation and power of plasma turbulence and low-frequency radio wave in io flux tube

长江流域（重庆-上海）段VHF无线电波的计算模式

Calculation Modes of VHF Radio Wave for the Yangtze River Area from Chongqing to Shanghai

华盛顿大学的科学家、眼科大夫、教授和学生们已经开发出了一款内置LED的隐形眼镜，可以通过无线电波对它供电。

Scientists , eye surgeons , professors and students at the University of Washington have been developing a contact lens containing one built-in LED , powered wirelessly with radio frequency waves .

因此，在WCDMA的网络规划中，对无线电波的传播方式重新建模是其规划的基础。

Hence , it is the plan 's foundation to remodel the radio propagation model in the WCDMA network planning .

使用RFID技术，可以利用无线电波对人、动物和货物被识别对象进行高效率的自动识别。

The RFID technology can take advantage of the radio waves to identify the high efficient automatic recognition of the people and animals or the goods .

但即使不对LED进行改造，波文博士认为混合系统也可能行得通：通过光下载数据，而上传数据则使用无线电波（这一过程的数据量通常小些）。

But even if LEDs are not modified Dr Povey reckons hybrid systems are possible : data could be downloaded using light but uploaded ( typically a less data-intensive process ) using radio .