| 释义 |
cath·ode-ray tube 英ˈkæθəʊdˌreɪ美ˈkæθodˌreAHDkăthʹōd-rā' 短语²⁴⁹⁸¹
基本英英近义反义例句
阴极射线管
Noun:
a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen近义词 CRT阴极射线管（=catho…
A cathode ray tube is shaped like a large bell.阴极射线管的形状象个大铃铛。
The device in a writing tube or CRT which generates the electron beam.扫描管或阴极射线管中一种产生电子束的部件。 |