查询词典 aberration

With the increase of the refractive error before refractive surgery, the asphericity of the anterior cornea changes from negative to positive, which leads to the increase of the spherical aberration.

考虑了激光斜入射和反射后的术后非球面系数与Munnerlyn公式的预期值差别不大，术后非球面系数的大小与光区的关系不大。

In this system,spherical aberration,coma,astigmatism and field curvature are free.

描述了该方法的设计过程和步骤，并总结了这种系统的结构特点。

It is revealed that the aberration of sex chromosome causes the most serious spermatogenesis failure and some breakpoints of autosome may also affect spermatogenesis.

由此可见，性染色体数目和结构异常是精子发生障碍的主要原因，其次常染色体的某些断裂点也可能影响精子发生。

In the design of electron beam deflection system with a large scanning field, determination of aberration is a practical problem.

电子束大扫描场偏转系统设计中，像差的确定是一个必须解决的实际问题。

Their actual punishment might well be 'useful' in Benthamite terms because, if we admit such excuses, crime may be committed in the hope that a false plea of mistake, accident, or mental aberration would succeed.

对他们的实际惩罚，用边沁的话来说，或许是十分"有用的"，因为如果我们认可这种免责事由，罪犯就可能会被抱着这样的希望(肯定地，有时确实得以实现了)而实施犯罪，即关于认识错误、意外事件或精神失常的一种虚假的辩解会得逞。

Design of the primary structure of the birefringent lens with the concept of pseudo-chromatic aberration and the PW method .

用伪色差概念和PW方法设计双折射透镜初始结构。

It is distinctive to comparative color aberration after exposure (exposure area and non-exposure area ), easy to check board .

1。，曝光后相对色差比较明显，易于检板。

The results of the design show that DOE has a great effect on ameliorating the field of view of the Cassegrain optical system. The design scheme reduces the demand fur high technical levels and cost, and has a compact structure and better aberration char acter.

设计结果表明，衍射光学元件对于改善卡塞格林系统的视场具有重要的作用，此设计方案降低了对加工工艺的要求，大大降低了成本，结构紧凑且具有良好的消像差特性。

Compared with the corresponding BEAS-2B cells, the shapes of cells and nuclears, the shapes and quantity of cell organs were not significantly changed in the 1st, 2nd, 5th passage BEAS-2BNNK cells. The 10th, 15th passage BEAS-2BNNK cells, which had swelled cell and cell organs and abnormal nuclear and enlarged the nucleoli gradually and increased the quantity of the cell organs and activated their function, showed the characteristic of transformation cells. The 20th, 25th passage BEAS- 2BNNKcells, which had obvious aberration of the cell and nucleoli and had cataclasm of nucleoli and decreased cell organs, showed the characteristic of tumor cells.

与BEAS-2B相比较BEAS-2BNNK第1、2、5代细胞及胞核形态、细胞器形态及数量无明显差别；第10、15代细胞出现肿胀，细胞核逐渐变形，出现核畸形，核仁明显增大，边集，细胞器肿胀，数量明显增多，功能活跃具明显的转化细胞特征；第20、25代细胞及胞核明显畸变，出现明显的核碎裂及多个核仁，细胞器明显减少，具明显的肿瘤细胞特征。

The specific research contents include: celestial coordinates The establishment of the Department; Sunday apparent motion of celestial bodies and the anniversary of the apparent motion; celestial parallax, atmospheric refraction, optical aberration, precession, nutation theory and applications; astronomical time measurement principles and time systems; depending on the location of celestial bodies return calculation methods.

具体的研究内容有：天球坐标系的建立；天体的周日视运动和周年视运动；天体的视差、大气折射、光行差、岁差、章动的理论及应用；天文时间计量的原则和时间系统的建立；天体视位置的归算方法等。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。