【电学】电子枪，阴极射线管

electron with-drawing group

X-Ray Emission Spectrometry, Electron Microscopic

transmission scanning electron microscope, TSEM

transferred electron device\nTED\n电子;transferred electron device【电子】

megaelectronvolt【核】;million electron volt【核】

spacing discharge tube, spacing of electron-optical or ion-optical arrangements

spacing arrangement, electron-optical, ion-optical

relativistic electron【物】