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- beam focusing voltage 电子束聚焦电压
- 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
- There is dependence between e/m error and accelerating voltage or focus voltage in the measurement of e/m by magnetic focusing method. 在利用磁聚焦法测量电子比荷的实验中;测量误差与示波管的加速电压和聚焦电压存在较大的相关性.
- electron beam focusing system model 电子束聚焦系统模型
- condition of electron beam focusing 聚束条件
- The result of the calculation shows that the gun has the function of dynamic focus,and dynamic focus voltage is depress.The performance of the gun is well improved. 结果表明屏边角的光点形貌有了很大改善，动态聚焦电压得到了很大降低，表明了该改进枪具有一定的动态聚焦作用，枪的性能有了很大的提高。
- 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。
- Its voltage has not been exceeded. 它的电压没有超过。
- 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。
- Zhou Liwei, Electron Optics with Wide Beam Focusing, Photoelectronic Imaging 周立伟:宽束电子光学,光电子成像
- 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。
- Sighted land off the starboard beam. 转向右舷方向便望见了陆地
- A defect of vision prevented him from focusing accurately. 视力上的缺陷使他不能准确对焦。
- The gymnast poised herself on the balance beam. 体操运动员在平衡木上保持平衡。
