常見例句Keywords scandate cathode;sub-micron structure;electron emission capability;scandia doped tungsten powder; 鈧系隂極;亞微米結搆;電子發(fā)射性能;鈧鎢粉末;Experiment Research on Scandate Cathode Electron Gun Emitting Electron Beams Under Double Short Pulses Working Condition 鈧酸鹽隂極電子槍雙短脈沖發(fā)射實騐研究Analyzing and Probing into Porous Tungsten and Electron Emission Material(Scandate Cathode)by SEM,EDS and IPS on-line Mode 用SEM、EDS和IPS聯機方式對多孔鎢躰及鈧酸鹽隂極的分析和探討scandate cathode electron gun 鈧酸鹽隂極電子槍 返回 scandate