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- electrostatic cathode lenses 静电阴极透镜
- In this paper, the aberration theory for cathode lenses with combined electrostatic and magnetic focusing is discussed in detail. 本文运用变分原理研究了电磁复合聚焦阴极透镜的象差理论,导出了在任意象平面中象差系数的普遍公式。
- electrostatic cathode lens 静电阴极透镜
- The methods to calculate potential distribution and to trace the trajectories of electrons in the electrostatic cathode lense of LEED are discussed. 本文检讨在该系统中的阴极透镜电位分布及电子轨迹的各种计算方法。
- ON ABERRATION THEORY OF THE COMBINED ELECTROMAGNETIC FOCUSSING CATHODE LENSES 关于电磁复合聚焦阴极透镜的象差理论
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- Have your glasses got plastic lenses? 你的眼镜是用塑胶镜片的吗?
- One that makes lenses and eyeglasses. 光学仪器制造技师光学透镜和眼镜的制造者
- An electron tube having a cathode and an anode. 电子二极管有一个阳极和一个阴极的电子管
- electrostatic cathode ray [电] 静电式阴极射线管
- electrostatic cathode ray tube 静电控制阴极射线管
- cathode lenses 阴极透镜
- One that sells lenses, eyeglasses, and other optical instruments. 眼镜商，光学仪器商出售光学仪器、眼镜或其它光学仪器的人
- High-quality wide angle lenses are very expensive. 高品质的广角镜头非常昂贵。
- German physicist. He won a1905 Nobel Prize for his work on cathode rays. 勒纳，菲利普1862－1947德国物理学家。因在阴极射线方面的成果而荣获1905年诺贝尔奖
- Cameras have lenses at the front. 照相机的前面装有镜头。
- Some of these telescopes have glass lenses in them. 其中一些望远镜里安装着玻璃透镜。
- Electrostatic safety technique requirement for oil. 油船静电安全技术要求。
- These sandstone bodies form elongate lenses. 这些砂岩体形成伸长的透镜体。
- The attraction is due to electrostatic forces. 它们之间相互吸引是由于静电力作用。
