上阶

基于有限元软件ANSYS的计算，对含有中心圆孔的有限板在板边界受到上阶跃波的作用时孔边动应力集中的响应进行分析。

Using finite element method of the ANSYS software , an analysis was done for the dynamic stress concentration response near the central circular hole in a finite plate when the step stress wave was loaded on its boundary .

弹性地基上阶形梁的简捷算法

A Simplified Method for Solving Stepped Beams on Elastic Foundation

氢氧发动机上阶跃式混合比调节&新型液体推进技术

A new propulsion technique-step control of mixture ratio in hydrogen-oxygen rocket engine

本文在重点介绍了柳珊瑚种群遗传多样性和柳珊瑚种上阶元系统发育学两方面的研究进展和所取得研究成果的同时，也讨论了珊瑚虫纲的系统发生关系。

This paper not only gives the progress and findings in the researches on genetic diversity and phylogeny of gorgonian , but also a simple discussion of the phylogenetic relationship of anthozoa .

Zn上m阶可逆矩阵的计数

The Number of Invertible Matrices of Order m over Z n

第三章主要考虑交换半环上n阶三角矩阵代数的自同构。

In chapter 3 , we will consider the automorphisms of triangular matrix algebras over commutative semirings .

关于有限域Fq上矩阵阶的研究

On the Order of Matrix over Finite Fields

微分流形上r阶联络到其丛空间的水平提升及相应的曲率与挠率张量

Horizontal lift of connection of order r on manifolds to the bundle spaces and the curvature & torsion tensors

Hilbert空间上二阶微分包含的边界值问题

Boundary value problems for second order differential inclusions in Hilbert spaces

球面上变阶分数次积分的Lipschitz有界性

The lipschitz-boundedness about fractional integration of variable order on sphere

Heisenberg群上二阶左不变LPDO的局部可解性&辛变换技巧

Local Solvability of Second Order Left Invariant LPDOs on the Heisenberg Group & Symplectic Transformation Method

Heisenberg群上高阶退化椭圆方程解的Morrey正则性

Morrey regularity of higher order degenerate elliptic equation on the Heisenberg group

假定F是一个由函数组成的集合.在这篇文章中，我们研究了指标集F上2阶的随机加权U－过程的条件弱收敛性质，导出了U－过程的随机加权逼近。

In this paper , we study the conditional weak convergence of random weighted U-processes of 2 order indexed by a class of functions and deduce the random weighting approximation of U-processes .

第二章研究了无限区间上高阶Hermite插值基本多项式的界的估计的基本定理。

In the second chapter , we study a basic theorem of estimations for the fundamental functions of Hermite interpolation of higher order on infinite intervals .

本文引入一种平均意义下的变阶Lipschitz空间，并讨论了球面上变阶分数次积分的Lipschitz有界性。

A Lipschitz-space of variable order in mean sense is introduced , and the Lipschitz boundedness about fractional integration of variable order on sphere is researched .

针对多媒体在交换机上实现阶组播的必要性，探讨了在二层以太网交换机上主要的组播协议：IGMP侦听协议和GMRP协议。

In this paper , several multicast protocols ( IGMP Snooping and GMRP ) on layer 2 switch are discussed .

运用GF（2）上高阶相关免疫布尔函数的级联性质及多输出函数中的无偏函数，给出了构造高阶弹性函数较为简洁、有效的方法。

It was proposed that a fresh and effective method to construct high order resilient function over the field GF ( 2 ) by attachable properties of correlation immune function and no departure of multi output function .

为满足湍流的工程计算要求，从泰勒级数展开出发，构造了三维可压缩流场Navierstokes方程时间上二阶精度、空间上四阶精度的改进型MacCormack有限体积格式。

Based on analysis of Taylor expansion , advanced MacCormack finite volume scheme with second order in time and fourth order in space is constructed to meet turbulent simulation in 3D Navier-Stokes compressible flows .

有些作者提出和讨论了在一些特殊区域上二阶混合型方程的Tricomi问题.本文讨论带抛物退化线的一阶混合型（椭圆双曲）型复方程的间断RiemannHilbert边值问题。

The Tricomi problem of second order equations of mixed type in a special domain was posed and discussed by previous authors , The present paper deals with the discontinuous Riemann-Hilbert problem for first order complex equations of mixed ( elliptic-hyperbolic ) type with parabolic degeneracy .

确定了上下台阶法为新建隧道最优开挖方案。

Bench method is determined as optimal excavation scheme . 3 .

时间模上一阶初值问题的拟线性方法

Quasilinearization Method for First Order Initial Value Problems on Time Scales

三维物体上二阶波浪绕射的实时模拟

Second order wave diffraction around 3D bodies by time-domain method

测度链上四阶四点边值问题解的存在性

Existence of solution for fourth-order four-point boundary value problems on measure chain

凸闭集上二阶微分包含解的存在性

Existence of Solutions of Second Order Differential Inclusions on Closed Convex Subsets

条域上二阶非自治微分方程的全局稳定性

Global Stability of the Non Autonomous Differential Equations on the Strip Region

时标上一阶时滞脉冲动力方程解的振动性

Oscillation for First-order Impulsive Delay Dynamic Equations on Time Scales

有限域上素数阶的安全椭圆曲线的选取及实现

Selection and Implementation of Secure Elliptic Curves of Prime Order over Finite Field

时间模上一阶积分边值问题的单调迭代方法

Monotone Iteration Method for the First-order Integral Boundary Value Problem on Time Scales

可定向闭曲面上最大阶保定向周期映射的唯一性

Uniqueness of Orientation Preserving Periodic Maps of Maximal Order on Orientable Closed Surfaces

时标上二阶脉冲动态方程的非局部边值问题

Nonlocal Boundary Value Problem for Second Order Impulsive Dynamic Equations on Time Scales