radio radiation

Analysis and Environmental Impact Assessment of Radiation from a Radio and Television Transmission Tower

某市广电发射塔搬迁的辐射环境影响分析与评价

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One of the basic elements of this study was the development of methods for the assessment of individual exposures to radio and television transmitter radiation one year before the actual diagnosis.

这项研究的基础工作原理之一是发展了一套关于被明确诊断前一年接受无线电和电视发射器辐射的个体的评价方法。

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To survey the electromagnetic radiation of Guangdong Radio and Television Emission Tower in Guangzhou.

为了解广州市区广东电视发射塔和广州电视发射塔电磁辐射状况，广州市环境监测中心站对电视发射塔周围的环境进行了监测。

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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。

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Similar to radio signals radiation can transfer energy through empty space.

类似无线电信号辐射即可在空间转移能量.

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Permeable to electromagnetic radiation of specified frequencies , as to visible light or radio waves.

一种波长比可见光长比无线电波短的电磁射线.

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The error of missile speed was deduced by the distance error. The distance error was obtained by a microwave radiometer directly detecting the atmospheric radiation brightness temperature on the path of radio wave propagation.

其速度（距离变化率）误差是利用与距离误差△R之间的关系得到，而△R由微波辐射计在电波传播路径上直接测量大气辐射亮度温度得到。

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The utility model relates to a radio frequency radiation shield for plastic film hot pressing machines.

用于塑料膜热合机的射频幅射抑制装置。

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Objective To summarize the curative effect of simple pulmonary metastasis of primary hepatic cancer treated by 3 dimensional conformal radiation therapy ( 3 DCRT) and radio intervention therapy ( RIT).

目的分析比较三维适形放疗和放射介入栓塞治疗42例原发性肝癌切除术后单纯肺转移性肝癌病灶的临床疗效。

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