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- Electromagnetic radiation is corpuscular. 电磁辐射是微粒性的。
- Electromagnetic radiation produced by natural phenomena such as lightning. 大气电，自然电波由自然现象，如闪电等产生的电磁辐射等
- Electromagnetic radiation of any wavelength. 光任何波长的电磁辐射
- A specific range of wavelengths or frequencies of electromagnetic radiation. 波段，波带电磁辐射的波长和频率的特定范围
- Electromagnetic radiation used to raise atoms or molecules to a higher energy level. 电磁辐射能用来将原子或分子提升到较高能级的电磁辐射
- A device for converting electromagnetic radiation in the infra-red, visible and/or ultra-violet regions of the spectrum into an electric current. 一种把下述光谱范围内的电磁辐射转换成电流的装置：红外线、可见光和／或紫外线。
- Light can be thought of as electromagnetic radiation. 光可以认为是电磁波的幅射。
- Her hypothesis concerns the role of electromagnetic radiation. 她的假说涉及到电磁辐射的作用。
- Radio interference produced by electromagnetic radiation. 因电磁辐射而产生的无线电干扰。
- An instrument that detects electromagnetic radiation. 辐射仪一种测定电磁辐射的仪器
- Preventing noise, electromagnetic radiation, and radioactivity pollution ? 防治噪声、电磁辐射、放射性污染。
- Preventing noise, electromagnetic radiation, and radioactivity pollution? 防治噪声、电磁辐射、放射性污染。
- Any of several devices that convert incident electromagnetic radiation of mixed frequencies to one or more discrete frequencies of highly amplified and coherent ultraviolet, visible, or infrared radiation. 激光器使偶然的混杂频率的电磁辐射，变为一个或更多的高度强化和连续的紫外线、可见光或红外线辐射的分离频率仪器中的一种
- The spinar is a gigantic machine converting gravitational binding energy into electromagnetic radiation by means of rotation. 旋转体是一架通过自转把引力束缚能转换为电磁辐射的巨大机器。
- Electromagnetic radiation with frequencies in the ultraviolet and visible region can be absorbed by molecules. 分子能吸收频率在紫外和可见光区的电磁辐射。
- Electromagnetic spetrum A chart showing the relative position of all electromagnetic radiation by their wavelength. 电磁光谱各个辐射能的有关波长位置图表。
- How to restrain the effect from harmful electromagnetic radiation into computers? 抑制有害电磁辐射对计算机的影响?
- An electron can drop from a higher level to a lower one with the emission of a packet of electromagnetic radiation. 利用电磁辐射束的辐射，能使电子从高能级落到低能级。
- Permeable to electromagnetic radiation of specified frequencies,as to visible light or radio waves. 可透过的可以让某些频率的电磁辐射通过的，如可见光或无线电波
- A vacuum is the only perfectly transparent medium; all others absorb some frequencies of electromagnetic radiation. 真空是唯一完全透明的媒质，一切实物媒质都会吸收电磁波谱的一些波段。
