单词 | 荧光灯 |
释义 | 〔fluorescent〕fluorescent plankton; fluorescent light.明亮的荧光色;荧光灯〔krypton〕A whitish, inert gaseous element used chiefly in gas discharge lamps and fluorescent lamps. Atomic number 36; atomic weight 83.80; melting point -156.6°C; boiling point -152.30°C; density 3.73 grams per liter (0°C). See table at element 氪:一种微白的惰性气体元素,主要用于充气灯和荧光灯。原子序数36;原子量83.80;熔点-156.6°C;沸点-152.30°C;0°C时密度每升3.73克 参见 element〔argon〕A colorless, odorless, inert gaseous element constituting approximately one percent of Earth's atmosphere, from which it is commercially obtained by fractionation for use in electric light bulbs, fluorescent tubes, and radio vacuum tubes and as an inert gas shield in arc welding. Atomic number 18; atomic weight 39.94; melting point -189.2°C; boiling point -185.7°C. See table at element 氩:无色无味惰性气体元素,构成地球大气约百分之一的部分,它可通过分馏法大量获取,使用于电灯泡,荧光灯及收音机真空管中,并可在电弧焊接中作惰性气体屏蔽物。原子序数18;原子量39.94;熔点-189.2°C;沸点-185.7°C 参见 element〔starter〕A device that initiates a flow of high voltage across the electrodes of a fluorescent lamp.起动装置:引发高伏电流通过聚集荧光灯电极的装置 |
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