1.Method: salmonella typhimurium mutagenicity test (Ames test), chromosome aberration (CA) test of cultivated cells of mammalian, micronucleus test in mice and mammalian bone marrow CA test were used.
方法:应用鼠伤寒沙门菌回复突变实验(Ames实验)、哺乳动物培养细胞染色体畸变(Chromosome Aberration, CA)实验、小鼠微核(Micronucleus, MN)实验和哺乳动物骨髓细胞CA实验。
2.This paper introduces the formation and changes of diurnal aberration and annual aberration and compares in simple language the difference of directions between annual aberration and annual parallax and the difference of time when extremes emerge. Besides, it introduces the means of determining aberration of light and points out that it is impossible at present to determine aberration of light caused by the absolute movement of the earth.
介绍了周日光行差、周年光行差的形成与变化.比较了恒星周年视差与光行差的方向差异以及极值出现的时间差异.介绍了光行差测定的手段,并指出地球绝对运动产生的先行差目前是无法测定的.
3.Two theoretical models were built to describe atom lens. Spherical aberration, chromatic aberration and the aberration caused by angular spread were analyzed with semi-classical model, and diffractive aberration was analyzed using quantum model.
建立了两种描述原子透镜的理论模型,用半经典模型分析原子透镜的球差、色差及由原子束的发散角引起的像差,用量子模型分析原子透镜的衍射像差。
4.At last the laser beam with simple aberration, such as no phase aberration and low order Zernike phase aberration, is analyzed.
最后,对无相位畸变和存在低阶泽尼克相位畸变情况下的简单畸变光束进行了相应的分析讨论。
5.Results ① 95% of the types of chromosome aberration in all X-ray groups and normal controls were observed as acentric aberration. However, the chromosome somatotype aberration in X-ray groups was all 1 to 2 times higher than that in controls.
结果①各射线组的体型畸变率均比正常人增加了1~2倍,但两类人员的畸变类型均以无着丝粒畸变为主,占体型畸变率约95%,“双+环”等畸变极少;
6.An equation for the optical system without thermal aberration is established and a scheme for eliminating the influence of temperature on its focal length is proposed through introduction of normalized thermal aberration coefficient and color aberration coefficient.
引进光学材料的规化热差系数和色差系数,建立无热差光学系统的方程,并提出了消除温度对其焦距影响的方案。
7.Excimer laser aberration correction system includes two parts: wavefront aberration measurement using subjective aberrometer WFA 1000 and wavefront aberration correction using excimer laser system.
准分子激光人眼像差矫正系统包括主观式像差仪进行波前像差的测量、准分子激光系统进行像差矫正两大部分。
8.A method for computing aberrations of XUV system is proposed on the basis of aberration coefficient theory and a mert function of spectrometer is deduced. This function is the sguare sum of each aberration coefficent mulitplying by its weiqht factor in each wave length region. The effect of each element and stop position on aberration is considered.
根据像差系数理论提出了计算XUV系统像差的方法,导出了光谱仪器的评价函数,该函数是各像差系数在各波段加仅的平方和,并考虑了各元件参数和光栏位置对像差系数的影响。
9.This paper discusses the effect of impulse response aberration between channels on the sidelobe level of a DBF array, and then derives the relationship between the frequency response mismatch and the impulse response aberration of a channel, by which the effect of frequency response mismatch between channels on the antenna sidelobe level is acquired.
本文研究了通道响应失配对数字波束形成(DBF)天线旁瓣电平的影响,然后分析了通道频率响应失配与脉冲响应失配的关系,进而得到通道间频率响应失配对天线旁瓣电平的影响。
10.2) For 4.0mm 5.0mm 6. 0mm and 7.0mm pupil, the average RMSh values, the coma-like aberration and the spherical aberration of patients implanted Hydrophilic acrylic lens were not significantly different with that of patients implanted hy- drophobic acrylic lens.
2.在瞳孔直径4.0mm、5.0mm、6.0mm、7.0mm时,亲水性与疏水性丙烯酸酯人工晶状体眼的高阶像差均方根、彗差和球差均无显著性差异。