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Staring from Fresnel diffraction integral,we deduced the optical intensity distribution in the Fresnel zone of the diffraction field of the annular-aperture lens axicon.

从菲涅耳衍射积分公式出发，推导多色高斯光束被球差透镜衍射后光强分布的解析公式，进行数值模拟和物理分析。

Law of the change of pulling force in belt and law of change of the straight pressure and the friction between belt and belt wheel had been deduced.

简要介绍了胶带的选型、胶带对输送机其他有关部件的安装要求以及运转中对胶带的维护保养。

It was deduced that there was very close relationship between B. frontalis and Bos gaurus, which showed that they might share the same maternal origin in an anterior time and maybe the progeny of a kind of extinct wild bovine species.

综合多层次的研究结果可以初步推测，大额牛与印度野牛有着十分密切的关系，它们在较早的世代具有共同的母系起源，并且有可能是现已灭绝的某种野生牛的后代。

The primary contents are as follows:(1) Based on the fundamental seepage physical equation, the basic differential equation of saturated-unsaturated seepage in porous mediums has been deduced, in which the pressure head is the fundamental unknown quantity.

总体说来，本文主要从以下几个方面开展了研究：(1)由基本渗流物理方程出发，以压力水头为基本未知量推导多孔介质三维饱和—非饱和渗流微分方程，在此基础上分析了边坡在有降雨入渗条件下渗流的定解条件和计算模型。

Deduced by the ip iq detection method,it directly applied to asymmetric three phase four wire system,no need to remove zero sequence component,it is correctly detects the fundamental zero-sequence,negative sequence and harmonic component,the simulation results show that its conclusions are correct.

经推导，ip iq 检测法可直接应用于不对称三相四线制系统中，无需先剔除零序分量，同样能够正确检测出基波零序、负序及谐波分量，仿真结果证明其结论的正确性。

Present dark material research may be deduced from the continuous medium, and it is very easy in the isotropic universe to obtain the tensor the fundamental mode.

摘要当代暗物质的研究从可压缩连续介质角度给出，在均匀各向同性的宇宙中很容易得到能动张量的基本形式。

The calculation algorithms of fundamental matrix and trifocal tensor from camera projection matrices are deduced in detail. These matrices are successfully applied to outlier detection and elimination of point and line observations.

本文系统阐述了两者的概念及其性质，详细推导了利用已知的投影矩阵计算基本矩阵及三视张量的具体方法，并成功应用于粗差点、直线段观测值的剔除。

Based on the element-free Galerkin method, the basic equations for steady thermal conductivity problem are deduced; and then the shaping of the coefficient matrices and load vectors in the discretization form of them are presented.

基于无单元伽辽金法基本理论，推导了稳态热传导问题的基本积分方程，并介绍了其离散形式中，包含刚度矩阵在内的各个系数矩阵和荷载向量的主要形成过程。

The Galerkin FEM equations are deduced in detail. And the property of convergence are discussed. The PICCG method is improved in which the merits of PICCG and ICCG method are combined.

详细推导了E-E-ψ法的Galerkin有限元方程，并讨论了其收敛过程，对PICCG算法作了改进，组合了PICCG法和ICCG算法的优点，称为PICCG算法。

With the combination of the physical model based on excavation roadway during gas explosion,the gaseous phase detonation parameters are deduced on the conditions of the known gas congestion position,volume and concentration.

结合所建立的掘进巷道瓦斯爆炸的物理模型，当已知瓦斯聚积位置、体积和浓度时，利用Hugoniot方程和Rayleigh方程推导出了瓦斯爆轰参数的公式。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。