紫外线

• Ultra-violet recorders consist in principle of geophones .
  紫外线振动记录器的原理与听地器相似。
• It screens out lethal ultraviolet and x-rays from the sun .
  它阻挡了来自太阳的致命的紫外线和X射线。
• The thermal radiation of shorter wavelengths than the visible are called ultraviolet .
  波长短于可见光的热辐射称紫外线。
• Halogens also have the necessary absorption in the ultraviolet and rapid dissociation .
  卤素也具有吸收紫外线和分解快这两种特性。
• Quenching agents could be particularly effective in combination with ultraviolet absorbers .
  猝灭剂与紫外线吸收剂并用时效果更为突出。
• Contribute a little to either ultra-violet astronomy or x-ray astronomy .
  所以气球携带的仪器对紫外线天文学或Ｘ射线天文学的贡献是不大的。
• Its capacity to fuse ehrlich's ascites cells remained at 100% through 2 min. of uv .
  其融合艾式腹水细胞能力在紫外线照射到2分钟保持为百分之百。
• Excessive amounts of this radiation can cause skin cancer in man and damage plant life .
  过量的紫外线辐射将导致人类的皮肤癌，并有害于植物的生长。
• Using ultraviolet rather than visible light in microscope allows for the perception of finer detail .
  在显微术中使用紫外线而不用可见光，就能够观察更精细的细节。
• The correlation between skin cancer incidence and exposure to ultraviolet radiation is given in fig. 11-22 .
  图11-22中给出皮肤癌发病率与暴露紫外线辐射之间的关系。