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- beam focusing electrode 电子束聚焦电极
- Key words: Electron optics,Wide electron beam focusing,Curvilinear coordinate system,Concentric spherical system,Numerical computation,Aberration. 关键词:电子光学，宽电子束聚焦，曲线坐标系，同心球系统，数值计算，像差
- Elliptical sheet beams with uniform current density are generated by the new-style electron gun geometry which comprises of an elliptically cylindrical cathode and an elliptical focusing electrode. 采用这种结构可以直接产生椭圆形带状电子注，且阴极发射电流密度较为均匀。
- Based on the preliminary design parameters given by the synthesis method, a simulating calculation program, EGUN, was used in the numerical figure design of the focusing electrode and the anode. 依据综合法给出电子枪的主要参数初值，由EGUN程序进行电子枪模拟计算，完成了聚焦极和阳极形状的设计。
- focusing electrode type photomultiplier 聚焦极式光电倍增管
- electron beam focusing system model 电子束聚焦系统模型
- condition of electron beam focusing 聚束条件
- Influence of phased array element size on beam focusing behavior 平面相控阵的尺寸对声波聚焦效果的影响
- Experiment of the Thermal Blooming in the Beam Focusing Range 光束焦深区热晕效应实验研究
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- the caliber of the focus electrode 聚焦极口径
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- His answer was right on the beam. 他的答案完全正确。
- The electrode attached to this region. 晶体管内的电子附着在晶体管这个区域的电子
- Zhou Liwei, Electron Optics with Wide Beam Focusing, Photoelectronic Imaging 周立伟:宽束电子光学,光电子成像
- Plural axially spaced electrostatic quadrupole lenses are formed between facing ones of the first and second groups of focus electrodes. 第一和第二组聚焦电极的面对的电极之间形成多个轴向隔开的静电四极透镜。
- He struck the beam with his head. 他的头撞到梁上了。
- The beam has a thickness of 3 inches. 这根梁厚3英寸。
- Never heard of her. You're off the beam. 我从来没有听说过这个人，你搞错了吧。
- Mind you don't knock your head (on this low beam). 小心，别(让这根低梁)撞著头。
