| 单词 | bright-emitting |
| 释义 | > as lemmasbright-emitting bright-emitting adj. Electronics (now chiefly historical) (of the cathode in a thermionic valve) that operates at a high temperature, and so glows brightly; opposed to dull-emitting at dull adj. Compounds 2. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > thermionic valve > [adjective] > specific types of valve thoriated1922 bright-emitting1924 multi-electrode1926 variable-mu1930 planar1937 1924 Country Life 7 June p. cxcvi/2 It may be observed that dull emitter valves have a longer life than those with bright emitting filaments. 1984 Radio & Electronic Engineer 54 303/1 In January 1920 work was reported on dull as distinct from bright emitting filaments. < as lemmas |
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