radio-wave 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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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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Radio interference produced by electromagnetic radiation.

因电磁辐射而产生的无线电干扰.

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The process that antenna array collecting thermal radiation and transforming thermal radiation signal into radio frequency signal was simulated. Mechanical scan of antenna array was accomplished by rotation transform to form two-dimensional image with linear array.

实现了天线阵列接收热辐射并将热辐射信号转化为射频信号和机械扫描一维天线阵列以达到二维成像效果仿真。

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The type of radiation emitted by radio waves ( Wi-Fi) ， visible light, microwaves and mobile phones has been shown to raise the temperature of tissue at very high levels of exposure.This is called a thermal interaction, but researchers are divided as to whether the radiation we receive daily can cause damage 。

由无线电波（如Wifi），可见光，微波和手机发出的辐射，在长时间照射下会使物体温度升高。这被称作热互作用，但是针对这种辐射是否会对人身体产生危害，调查者们持不同意见。

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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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It brought on some great discoveries in astronomy, such as quasar, microwave background radiation etc. In radio astronomy, interferometry is an important technique which is still under developing.

二战以后，射电天文学得到了蓬勃发展，导致了类星体、微波背景辐射等一系列重大发现。在射电天文学中，干涉测量技术始终是发展的主要方向之一。

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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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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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Radiation-induced lung injury ( radio-pulmonary lesion, RPI) is one of the common complications of the chest tumor radiotherapy, patients usually has two kinds of forms, early stage of acute radiation pneumonia and later stage of radiation pulmonary fibrosis.

放射性肺损伤（radio-pulmonary lesion，RPI）是胸部肿瘤放射治疗最为常见并发症之一，临床上通常有两种表现形式，早期急性放射性肺炎和后期放射性肺纤维化[1]。

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