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Developed in 1990's, the distorted wave Born approximation methodwhich deal with the problem of three bodies of interaction in the collision betweenelectron and atom provide the theoretical criterion to calculate the tripledifferential cross section of the (e,2e) reaction.

二十世纪九十年代发展起来的处理电子—原子碰撞三体相互作用问题的畸变波玻恩近似方法，为计算原子的(e，2e)反应的三重微分截面提供了理论标准。

Through comparing the Ar (e,3e) double ionization experimental results at low collision energy with the theoretical calculation based on the first Born approximation which include the first order mechanisms SO and TS1, the symmetry breaking about the direction of the momentum transfer shows that the non-first order effects (such as two-step 2 mechanism) play an important role.

通过比较Ar在低碰撞能量下的(e ，3e)双电离实验结果和基于包含一次作用机制SO和TS1的一阶波恩近似的理论计算结果，表明在动量转移方向上对称性的破坏显示非一次效应(例如二型两步作用机制)起非常重要的作用。

Theoretical and case analysis show that this improved algorithm can create multiple layout schemes of bornite craftworks quickly and efficiently.

理论和实例分析表明，该算法能快速有效地生成多个斑铜工艺品的布局方案。

The Interacting Boson Model is a theoretical scheme to interpret the medium and heavy nuclei.

相互作用玻色子模型是近十年来提出的解释中重核的理论方案。

Deduction of the relationship between the boundary of buffer and Minkovski curve. A concept --- buffer curve --- is concluded from Minkovski curve and provide a way to unify the creation of all types of buffer on the same theoretical base.

12，导出缓冲区的边界和Minkovski曲线之间的关系，并从Minkovski曲线简化归纳出缓冲曲线的概念，将所有的缓冲区，包括单侧，双侧缓冲区的生成都统一建立在缓冲曲线的基础上。

On the base of the theoretical framework, the form, the boundary and the structure are explained, and then the analysis of the organization operation and the development of virtual enterprises in China is done on the view of knowledge transaction cost. There are five parts in this paper.

在此框架的基础上，本文解释了虚拟企业的形成、边界与组织结构、虚拟企业组织的动态运作，并对我国虚拟企业的发展现状及有关问题进行了相应的分析。

The proposed method has the merit that the numerical characteristics of stochastic temperature field response can be obtained by analyzing the random temperature field just in one time.3. Perturbed numerical algorithm of nonprobabilistic convex set theoretical models on the temperature fieldThe uncertain parameters of physical parameters and initial boundary conditions of heat conduction are described by the convex model. The perturbation formulas of the upper and lower bounds of temperature field response with unknown-but-bounded parameters are given via the combination of matrix perturbation theory and the convex set theory model.4. Numerical analysis for transient temperature field with interval parametersConsidering the uncertainties of the transient heat transfer, the physical parameters and initial boundary conditions are regarded as interval variables.

该方法具有只进行一次随机温度场分析便可以获得其响应的数字特征的优点。3、温度场的非概率凸集合理论模型的摄动数值解法将结构导热的物理参数、温度场的初始和边界条件等不确定性参数以凸模型加以描述，基于矩阵摄动理论和处理不确定问题的凸集合理论模型的结合，导出有界不确定参数瞬态温度场响应所在集合的上、下界摄动计算公式。4、具有区间参数的瞬态温度场数值分析考虑结构瞬态热传导问题的不确定性，将结构各物理参数和温度的初、边值条件均视为区间变量。

The theoretical analysis and experimental results show that boundary layer separation will produce pressure drag .

理论分析和实验的结果说明：边界层分离将引起压差阻力。

Montesquieu as a distinguished French political philosopher , thinker of the Enlightenment on 18th century ,The founder of the theory of bourgeoise and the one of the legal theory of the bourgeoisie, whose ideological and theoretical involved is very extensive and profound.

孟德斯鸠作为法国十八世纪杰出的政治哲学家、启蒙思想家、资产阶级理论的创始人和资产阶级法理论的奠基人之一，他的思想和理论涉及面非常广泛和精深。

The concepts and theoretical basis of the system are computational logic by Boyer and Moore.

该系统采用的思想方法和理论基础是Boyer-Moore的计算逻辑理论。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。