| 单词 | 显像管 |
| 释义 | 〔mask〕The translucent border framing a television picture tube and screen.电视显像管和荧屏的半透明边框〔terbium〕A soft, silvery-gray metallic rare-earth element, used in x-ray and color television tubes. Atomic number 65; atomic weight 158.924; melting point 1,356°C; boiling point 3,123°C; specific gravity 8.229; valence 3, 4. See table at element 铽：一种银灰色的软金属性稀土元素，用于X光射线和彩色显像管中。原子序数65；原子重量158.924；熔点1,356°C；沸点3,123°C；比重8.229；化合价3,4 参见 element〔faceplate〕The glass front of a cathode-ray tube upon which the image is displayed.显像管：阴极射线管的玻璃前端，图象显示在其面〔neon〕Symbol Ne A rare, inert gaseous element occurring in the atmosphere to the extent of 18 parts per million and obtained by fractional distillation of liquid air. It is colorless but glows reddish orange in an electric discharge and is used in display and television tubes. Atomic number 10; atomic weight 20.183; melting point -248.67°C; boiling point -245.95°C. See table at element 符号 Ne 氖：稀有的惰性气体元素，在空气中以百万分之十八的比例存在，液态空气经分馏后得到。常无色，通电流时发红橙光。用于屏幕和电视显像管。原子序数10；原子量20.183；熔点-248.67°C；沸点-245.95°C 参见 element |
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