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- diffraction of circular band 圆环衍射
- This paper analyses light energy of Fraunhofer diffraction of circular hole, and proves that the energy of Airy disk is 84% of light energy of normal incidence. 摘要对圆孔夫琅禾费衍射光能量进行了定量分析,并证明了爱里斑能量佔入射光能量的84%25。
- The window function of circular hard-edge apertures is simulated and optimized by the Laguerre-Gauss truncated series, and applied to study the diffraction of Gaussian beams and 0-order Bessel-Gaussian beams by the hard-edge aperture. 摘要用拉盖尔-高斯截断级数模拟了任意半径的圆孔硬边光阑窗口函数,并应用于研究高斯光束和零阶贝塞尔-高斯光束通过硬边光阑的衍射。
- diffraction of circular aperture 圆孔衍射
- Something of circular form; a circle or an orbit. 圆形物体圆形物体; 圆圈或环形轨道
- Analysis of light energy to fraunhofer diffraction of circular hole 对夫琅禾费圆孔衍射光能量的分析
- My personal letters got muddled up with a batch of circulars. 我的私人信件和一批通知混在一起了。
- The Diffraction of Flot-topped Gauss Beam Passed circular Aperture[J]. 引用该论文 屈军;丁培宏;孟凯;崔执凤.
- Therefore also have the concept of circular economy. 因此公司也具备循环经济概念。
- A circular band of metal or wood put around a cask or barrel to bind the staves together. 箍围在桶上的金属或木制环带,把侧板绑在一起
- Based on the scalar diffraction theory and the boundary condition of Rayleigh-Sommerfeld, the accurate on-axis propagating wave function of plane wave diffracted by small circular band is obtained by solving the first integral of Rayleigh-Sommerfeld. 摘要从标量衍射理论出发,采用瑞利-索末菲衍射边界条件,通过求解第一类瑞利-索末菲衍射积分得到平面波经圆环衍射后轴上的波函数,进而分析轴上的光强特性以及光强极值数量、位置和大小与衍射圆环内外孔径的关系。
- At the top of the stand there was a circular band half a cubit deep. The supports and panels were attached to the top of the stand. 座上有圆架,高半肘;座上有撑子和心子,是与座一同铸的。
- Parabolic mild slope equation and modified mild slope equation are applied to solve refraction diffraction of waves over twain circular shoal. 使用抛物型缓坡方程和修改抛物型缓坡方程研究了双圆形浅滩地形的波浪折射绕射。
- This may be why Uranus's rings are slightly out of round: their self-gravity resists the tendency to smear into a circular band. 或许这就是为何天王星环不是那麽的圆:环内的重力在对抗要扩散成圆带的倾向。
- These tubes are not necessarily of circular cross-section. 这些毛细管不一定具有圆形断面。
- Diffraction of X_ ray and IR were applied for analyzing enveloping substance. 应用X_射线衍射与红外光谱对包络物进行了解析;
- There are many examples of circular motion in nature. 自然界中有许多做圆周运动的例子。
- To turn(a crank, for example) in a series of circular motions. 转动通过弯曲的运动来转动(例如风柄)
- A circular band of colored light around a light source, as around the sun or moon, caused by the refraction and reflection of light by ice particles suspended in the intervening atmosphere. 晕环绕着诸如太阳或月亮等发光体的一圈有色光晕,通常是由于散布在大气层中的冰物质使光线发生反射或折射而引起的
- He was waylaid by a band of guerrillas. 他遭到游击队的狙击。