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- 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
- 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。
- Zhou Liwei, Electron Optics with Wide Beam Focusing, Photoelectronic Imaging 周立伟:宽束电子光学,光电子成像
- 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。
- 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。
- A defect of vision prevented him from focusing accurately. 视力上的缺陷使他不能准确对焦。
- Sighted land off the starboard beam. 转向右舷方向便望见了陆地
- The gymnast poised herself on the balance beam. 体操运动员在平衡木上保持平衡。
- The load on that beam is more than it will bear. 那根梁上的载重超过了它所能承受的量。
- He greeted me with a beam of joy. 他笑容满面地迎接我。
- Analysis of space charge effect in electron beams focusing 对电子束聚焦中空间电荷效应的解析
- Your calculation is way off beam. 你的计算大错特错。
