radiation

• Infrared radiation has wavelengths longer than those of visible light .
  红外辐射的波长比可见光的波长长。
• The use of radiation disinfection could solve some sticky problems .
  使用辐照灭菌能够解决某些棘手的问题。
• It is a straightforward task to calculate the radiation of different waves .
  计算不同地震波的幅射并不困难。
• The universe is bathed by an isotropic bath of microwave radiation .
  整个宇宙存在着一个各向同性的微波幅射场。
• The radiation was filtered either by borosilicate glass or by quartz .
  辐射光源或用硼硅酸盐玻璃或用石英过滤。
• Remarkably enough, radiation of exactly this kind has been discovered .
  非常出乎意外，恰恰是这种辐射被发现了。
• In addition to light, there are dangerous radiations given off by the sun .
  除了光以外，太阳还发出危险的放射线。
• Our knowledge regarding the effects of ionizing radiations is still meagre .
  我们关于电离辐射效应的知识仍很不足。
• Illuminance of illuminating radiation is always measured in photometric units .
  照明辐射的照度通常是以光度为单位。
• Radioactivity is the ejection of particles or radiation from the nucleus .
  放射性是原子从核中射出粒子或辐射的现象。