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单词 fluorescent tube
释义

fluorescent tube

(also fluorescent bulb)
noun
A glass tube which radiates light when phosphor on its inside surface is made to fluoresce by ultraviolet radiation from mercury vapour.They all have a pinkish/magenta hue and are designed to eliminate the greenish colour that fluorescent tubes and mercury-vapor street lights cast on daylight film....
  • Another simple step is to replace incandescent light bulbs with compact fluorescent bulbs, which only use one-third the electricity and last 10 times longer.
  • In addition to retrofitting lights, ASC recycles fluorescent bulbs, which contain mercury, keeping about 750 bulbs a year out of landfills.
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更新时间:2024/9/23 8:22:38