Then, we introduce a strain gradient theory and its main applications, in which no high-order stresses are included.
其次主要介绍了不含高阶应力的一类应变梯度理论及其应用；
The forming process and active mechanism of the Generalized-Gradient theory can be simplified as it's of the duality structure from high gradient to low gradient in space.
广义梯度推移过程及其作用机理可简约为“高梯度—低梯度二元空间结构”的形成、作用机理及其演化过程。
According to gradient theory early-developing regions should have mass transfer from early-developing regions to late-developing regions, but it does not happen as expected.
按照区域梯度理论应该发生的先发区域边际产业向后发区域的大规模转移，却没有按照预期的发生。
Based on disparity gradient theory, a weak consistency constraint was proposed, which expressed that the disparity difference between neighbor points was always in certain range.
通过引入视差梯度理论，提出了一种弱连续性约束，它表示相邻点的视差变化总在一定的范围之内。
The strain gradient enhanced damage model based on strain gradient theory and continuum damage mechanics is established and applied to forecasting the localized damage in rock material.
本文提出基于应变梯度的损伤模型，并用于材料局部化损伤模拟预测中。
The second shear strain gradient and the function reflecting the effect of strain rate are introduced into the yield function of classical elastoplastic theory.
在经典弹-塑性理论的屈服函数中引入应变梯度及考虑应变率效应的函数。
For this theory, it is better than the traditional fixed damping conjugate gradient method.
从理论上讲，它要优于传统的固定阻尼共轭梯度法。
This paper systematically introduces some methods of micro-forming and a universal theory about strain gradient plasticity at present.
本文系统地介绍了微细塑性成形方法以及目前较常用的应变梯度塑性理论。
The present conclusion agrees with some previous experiments. The gradient plastic theory can approximately describe the phenomenon of the same fracture spacing.
这一结论不仅与一些文献结果相吻合，而且说明用梯度塑性理论能够近似描述等间距现象。
The scheme can keep the large gradient variation of the original solution and can also save computation time. So, it has some value in theory and application.
这种格式既能保证原解的大梯度变化的性质，又能节省计算时间，因而具有一定的理论与应用价值。
Salix scrub pasture in Maowusu desert as a case was studied. With the vegetation classification, ordination and gradient analysis, the theory and methods for desertification assessment were discussed.
本文以毛乌素沙区柳湾灌丛草场荒漠化为例，应用植被分类、排序和梯度分析等技术，探讨荒漠化评价的理论和方法。
Based on the combination of theory and practice, this paper discusses the formation of refractive index gradient in optical glass and related questions of optical quality in the production processes.
本文在理论和实践相结合的基础上讨论了光学玻璃内部折射率梯度的形成和生产实践中有关光学的质量问题。
The discrete gradient vector filed based on the Morse theory is presented, and is applied to visualization of topologies.
研究了基于莫尔斯理论的离散梯度向量域方法，并将其应用于拓扑可视化。
Based on the theory of the local spectrum of ambient-sea noise field, theoretical models of the low-noise-channel for typical shallow-water negative gradient (or thermocline) are developed.
本文根据海洋噪声场随机局部谱展开理论，分析了典型浅海负梯度(或负跃层)下低噪声信道的理论模型。
And the author thinks this kind of transference is based on the theory of gradient transference.
本文认为这种转移的理论基础仍然是梯度推移论。
Based on the theory of two-phase flow, the equation of the pressure gradient is found for the short pipe in cavitation jet cutting set.
基于两相流体动力学的理论，建立空蚀射流切割装置中短管内的压力变化梯度的基本方程式；
The monophasic models include secretion theory, electro osmotic theory, osmotic theory and osmotic standing gradient theories.
单相模型包括分泌理论、电渗理论、渗透理论和渗透持续梯度理论。
In this paper, the diffusion model and the theoretic calculation method of welding dust are given by gradient transportation theory and box model for outdoor atmospheric pollutants.
这里利用成熟的室外大气污染物扩散理论- 梯度输送理论和箱模式理论，提出焊接烟尘在室内的扩散模式和浓度分布的理论计算方法。
Plastic limit load of viscoplastic thick-walled cylinder and spherical shell subjected to internal pressure is investigated analytically using a strain gradient plasticity theory.
基于应变梯度塑性理论，分析了内压作用下厚壁圆筒和球壳的塑性极限荷载。
An assumed strain finite element method based on the theory of strain gradient was proposed to explore the size effect that frequently exhibited in micro-beam bending.
采用基于应变梯度理论的假设应变有限元方法研究了微尺度梁弯曲的尺寸效应。
The core content of the theory is the correspondence between the thermal performance and the integral of the dot product of the velocity and the temperature gradient.
此理论的核心内容是传热率和速度矢量与温度梯度的点积值的对应关系。
In the first time, a theoretical study on ductile shearing bands based upon strain gradient plasticity theory is conducted in this paper.
本文首次应用应变梯度塑性理论对韧性剪切带进行了理论分析。
In this paper, the theory of gradient projection methods for linearly constrained optimization formerly fomulated by the author is further improved.
利用广义逆矩阵的特性，改进了线性约束梯度投影法的理论。
A theoretical analysis of localized strain and strain rate in shear band after localization occurs beyond the peak shear stress is carried out based on the strain gradient plasticity theory.
应用应变梯度塑性理论对局部化剪切带内部(塑性)剪应变(率)规律进行了理论分析。
Therefore, it is necessary to establish a micron level continuum theory (strain gradient plasticity theory) considering the intrinsic material length.
因此非常有必要建立一个包含内禀材料长度的微米尺度连续统理论（应变梯度塑性理论）。
This paper describes the basic theory of blind source separation and natural gradient algorithm in detail.
本文在介绍了盲源分离的基础理论的基础上，对自然梯度算法进行了详细的介绍。
The paper reports a novel low loss single mode fiber optic coupler and describes the design procedures employing light matrix method and gradient optics theory.
本文报导了一种新型低损耗单模光纤的光学耦合器。叙述了应用光线矩阵法和梯度光学理论的设计方法。
To this result, the theoretical analysis and experimental result reach a good agreement by using the gradient plastic theory.
对这一试验结果，采用梯度塑性理论进行分析，理论解和试验值取得了较好的一致性。
The first, how to sort out data coming from experiments by the theory of boundary velocity gradient; Secondly, how to apply the data in practice.
在实践中应用该理论涉及到两个问题：一是如何将实验测得的数据整理成边界极限速度梯度，二是如何利用边界极限速度梯度反过来指导实践。
The article studies reasons for the formation of gradient and suggests several corrective methods to combine theory and practice so as to ensure safe flying.
就坡度的成因进行研究，并且给出了几种修正方法，理论与实践相结合，达到安全飞行。
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