入射的

And then the partially polarized and coherent Gausian-Schell beam is taken as a numerical example to study the influence of the polarized grating TE and TM complex transmission and some parameters of the incident PGSM on the polarization degree of the diffraction field and the diffractive orders's angular correlation in details.

以部分偏振的高斯-谢尔模型光束为例，数值分析了偏振光栅TE和TM波的复振幅透过率、入射光束的光学参量对衍射场偏振度和场中各衍射级次的角相关的影响。

In the 2×2 electro-optic switch with oblique incidence, the angular separation Δ〓 between the ordinary ray and extraordinary ray can be much greater if the output end interface are properly designed.

在斜入射2×2电光开关中改变出射面的光轴方向，可以使o光和e光的分离角Δ〓更大。

According to the relation spectrum resolution is inverse proportional to focal distance given a certain incident wavelength and phase number,and the theoretic formula is consistent with reported experimental result.

光谱分辨率是评价衍射微透镜分光特性的主要指标，根据标量衍射理论，给出了多台阶位相型菲涅尔透镜的设计公式，并利用球面波的传输理论推导了微透镜主焦距与光谱分辨率之间的函数关系，得出在入射波长和位相台阶数一定的情况下，光谱分辨率与中心焦距之间呈反比；理论推导的结果与已发表的实验结果一致。

The hard-edge aperture is "moved out" in an complicated optical system, which means to transfer the system with such hard-edge aperture into an optical system with entrance and exit pupils, and the hardedge aperture is taken as an exit pupil so as to find the analytical solution of a light beam.

把硬边光阑从复杂光学系统中"移"出来，即把任意一个含有硬边光阑的复杂光学系统体现到含有入射光瞳和出射光瞳的光学系统中，使硬边光阑的作用转化为出射光瞳的作用，以便求出观察面上的解析解。

The light now shining on P is called incident ray .

射到p点的光叫做入射光线。

An adaptive optical experimental system based on a 37-channel MMDM from OKO company is built. The wavefront aberration of a model eye and a human eye is investigated as the incident wavefront of an experimental adaptive optics system.

搭建基于OKO公司37通道微机械薄膜变形镜的自适应光学实验系统，分别以模拟眼和人眼出射波前为入射畸变波前进行实验。

Under the oblique incidence cases, the optical path difference of light beam distributed on the edge of steps can be calculated by using the geometric method. Then, according to the multi-slit Fraunhofer diffraction, the expression of diffraction intensity of reflection step grating is deduced.

针对反射性阶梯光栅，利用几何方法计算出斜入射情况下光束在台阶边缘的光程差的分布情况，根据多缝夫琅和费衍射推导出反射型阶梯光栅的衍射光强表达式。

UNESCO awarded him the first Kalinga Prize in 1952 for his work in popularizing scientific knowledge, and he was elected a Fellow of the Royal Society on 23 April 1953. In 1961 he received the title of Knight of the Grand Cross in the Légion d'honneur.

同年 G.P。汤姆逊用较高能量的电子做了晶体对电子束衍射的实验，他让电子能量为1000－8000电子伏特的电子束垂直射入赛玛哈、金、铂或铝等薄膜上，观测产生的衍射图样。

When a plane wave illuminates the bottom of axicon with ring obstacle, a bottle beam is generated within the maximum non-diffractional distance, and the beam keeps non-diffractional Bessel beam in front and at the back of the Bottle beam.

平面波入射到带有环形障碍物的轴棱锥底面时，将在轴棱锥产生的最大无衍射距离内形成Bottle beam，而在Bottle beam的前后仍然保持无衍射贝塞尔光。

Using a systematic approach and the concept of ＂pure HOLZ case＂ for electron diffraction,the convergence of the conventional multislice methodand the second-order multislice methodfor calculating higher-order Laue zoneeffects was studied.

高能入射电子与样品的体周期较长，或当晶体较大地偏离带轴时，HOLZ衍交互作用是一个复杂的电子弹性和非弹性散射过射束都会有较大的强度，此时，HOLZ衍射不能忽程。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷