we make an electron gun which consists of a tungsten wire heated by an electric current . 我們制造了一把電子槍,它包括一根用電流加熱的鎢絲。
one type is the iconoscope. it contains three essential parts--a mosaic, a collector ring and an electron gun . 一種是光電攝象管,它有三個(gè)基本部件--嵌鑲光電陽(yáng)極、集電環(huán)和電子槍。
an electron gun shoots a beam of electrons at a screen coated with a substance which lights up when the electrons hit it . 電子槍把電子束射向螢光屏,螢光屏上涂有一層被電子射束照射時(shí)能發(fā)光的物質(zhì)。
design of the electron gun for s-band high power twt 波段大功率行波管電子槍設(shè)計(jì)
experiment and operation of bepc electron gun system 電子槍系統(tǒng)測(cè)試與運(yùn)行