electron lens
英 [ɪˈlektrɒn lenz]
美 [ɪˈlektrɑːn lenz]
电子透镜
英英释义
noun
- electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
双语例句
- By assuming the weak lens focal length expression to be the first term in a power series, a simple and accurate formula can be derived for the objective focal length of a magnetic electron lens.
用假设弱透镜焦距表达式是一个幂级数中的第一项的方法，可以导出相当准确且便于实用的电磁电子透镜物镜焦距公式。 - The influence of the misorientation of equi-diameter bicylinder electron lens on image quality is analyzed and the comparison with the misaligned electron lens is made. A method of evaluating the influence of misalignment and/ or misorientation of electron lenses on image quality is given.
本文分析了等直径双圆筒透镜倾斜对图象质量的影响，并与电子透镜中心偏的结果作了比较，提出了估算透镜偏心和倾斜对图象质量影响的方法。 - We use a Gaussian well to imitate the effect of STM tip or donor impurity, and find it can focus the electron wave like lens focus light.
应用高斯型势阱模拟STM针尖势场或2DEG中施主杂质势场的作用，发现高斯势阱可以会聚电子波。 - Methods With 20 postoperative samples of colon carcinoma, resin embedded semi thin section were prepared for observation of location under optical lens and ultra thin section under electron lens.
方法取手术后人结肠癌标本20例，制备树脂包埋块半薄切片，光镜观察定位及超薄切片电镜观察。 - Electron-optical instruments ( e.g. the electron microscope) with high resolving power require strict rotational symmetry in its electron lens system.
高分辨本领电子光学仪器（例如电子显微镜）要求电子透镜具有严格的旋转对称性，但是实际的电子透镜存在着非旋转对称的缺陷，从而影响了仪器的质量。 - Under the electron lens there were the intestine villus and a lot of beaker cells with adhered granule on the surface of cell, and the atypical cell and structure became more and more clear.
电镜下可见吸收细胞表面具有肠型微绒毛和含有大量粘原颗粒的杯状细胞，细胞异型与结构异型较明显。 - The electron optical properties and aberration theory of a combined magnetic round lens and deflection system phaseangle of a current transformer
磁透镜与偏转器的复合系统的电子光学性质和象差理论电流互感器的相角差 - Fluctuation property of magnetically focused strip electron beams under the simultaneous influence of space charge and anode lens
在考虑空间电荷和阳极透镜作用下磁聚焦带状电子束的波动性 - Freeze-fracture Etch of the Electron Microscopy on the Development of Gap Junction of Human Embryonic Lens Fiber
对胎儿晶体纤维缝管连接装置发生的冷冻复型透射电镜研究 - Use magnetic field lens again, two kinds of electron lens elaborate respectively below form and principle.
又用磁场透镜，下面分别阐述两种电子透镜的构成和原理。