Objective lens of beam expander with a high-order curved surface can correct aberration for a deep relative aperture lens.
带有高次曲面的扩束器物镜能对大相对孔径的透镜校正像差。
This paper gives a discussion of the definition of relative aperture of photographic object glass.
本文对照相物镜相对孔径的定义、光圈数、像面照度、像面曝光量以及它们之间的关系进行了讨论。
Application of General Relativity to Time-Frequency;
广义相对论在时频计量中的应用
On Brown-York and Quadratic Spinor actions of general relativity;
关于广义相对论的Brown-York与Quadratic Spinor作用量
The Inevitability of Combining General Relativity and Differential Geometry;
广义相对论应用微分几何的必然性
The nonlinearity of Einstein′s field equation brings a lot of difficulties to solving of general relativity theory in case of weak field.
爱因斯坦场方程的非线性性给广义相对论的求解带来许多困难,在弱场情况下,可用近似处理的方法,把高度非线性的场方程变为线性场方程,简化了方程的求解。
He is engaged with a series of creating research works about the general relativity theory applying to astrophysics, and achievies glorious successes.
意大利国际著名物理学家VenzodeSabbata教授关于广义相对论在天体物理学领域里的应用的研究是开创性和举世瞩目的 ,成就辉煌 ,笔者将着重介绍他在这方面的一些工作 ,特别是对他的一篇题为“是否有必要用暗物质来解释银河涡旋曲线 ?”一文予以重点介绍。
quantizing the general relativity theory in the sense of Einstem-C.
在瑞士洛桑世界实验室和意大利Bologna和Ferrara大学物理系工作的意大利国际著名物理学家VenzodeSabbata教授关于广义相对论在实时空中的引力量子化进行了一系列举世瞩目的开创性研究。
object lens of large relative aperture
大相对孔径(摄影)物镜
Research of Measuring Methods for Large Relative Aperture Unfocused Aspherical Surface System;
大相对孔径无焦非球面系统检测方法研究
Design of a fore-optical objective with large relative aperture for spectral imagers
一种大相对孔径成像光谱仪前置物镜设计
Design for Special Underwater Photography Objective Lens with Wide Angle and Large Relative Aperture
大视场大相对孔径水下专用摄影物镜的设计
Aspheric mirrors and condensers in various diameters and relative apertures.
（4）各种不同口径及相对孔径的非球面镜及非球面聚光镜。
ultra-rapid lens
甚大光强[相对]孔径物镜
a compound camera lens with a relatively high aperture.
带有相对高孔径的照相机复合镜头。
Co-Phasing Error Study of the Sub-apertures' for Optical Sparse Aperture System
光学稀疏孔径成像系统子孔径位相误差研究
A 3-D dynamic displacement field is studied and tested by use of two sets of rotation aperture spackle photographic system.
采用两套旋转孔径散斑照相系统对动态三维位移场进行了研测。
EFFECTS OF ANTENNA APERTURE PHASE DISTRIBUTION ON THE SYNTHETIC ARRAY PATTERN AND THE DOPPLER-DELAY RESPONSE
天线孔径相位分布对综合阵列方向图和多普勒-时延响应的影响
Research on effect of modulated noise jamming for multiple phase center azimuth multi-beam SAR imaging
线性调频噪声对多相位中心多波束合成孔径雷达成像的影响研究
Influence of Pore Diameter Distribution on Porous Nickel's Pore Volume Fractal Dimention
孔径分布对多孔镍孔体积分形维数的影响
Phase Unwrapping in Inteferometric Synthetic Aperture Radar;
合成孔径雷达干涉测量中的相位展开
Phase Unwrapping Algorithm Research of InSAR;
干涉合成孔径雷达相位解缠算法研究
The research is focused on upstream and downstream film holes.
取气膜孔前后3倍气膜孔径范围为研究对象。
Effects of Porosity on Gas Permeability and Maximum Pore Size of Fiber Felts
孔隙度对纤维毡透气性能和最大孔径的影响
The relation is discussed between the shift of the point of maximum intensity on axis from the waist of focused Gaussian beam and the radius of the diffracted aperture, and the parameters of the Gaussian beam.
讨论了轴上点光强最大值相对会聚高斯光束束腰的偏移量同衍射孔径及高斯光束参数的关系。
A Study on the Effect of Soil Layer Nature and Drilling Machine on Variation of Cavity Diameter of Cast-In-Place Bored Piles
土层性质及成孔机具对钻孔灌注桩孔径变化的影响