The comparison of two different models of laser induced material removal mechanism shows the advantage of comprehensively considering the geometry - temperature field coupling in the model 摘要通过比较激光切槽加工中材料表面槽形状生成机理的两种不同的理论模型，指出了考虑几何形状温度场耦合模型的合理性。
The main work and result of this dissertation include the following aspects : ( 1 ) a new mechanical - electric model of ferro - electric materials is proposed to describe the complicated electromechanical coupling phenomena 本文主要进行了以下研究工作：提出了新的铁电材料力电耦合模型，以描述复杂的力电耦合效应。
With improvement of understanding of lake ecosystems and the development of computers , the coupled ecological and hydrodynamic model , the object - oriented model and the neural network model show promise 随着人们对湖泊生态系统认识的提高和计算机技术的发展，生态与水动力耦合模型、面向对象模型和神经网络模型等具有良好的发展前景。
According to the coupling model , a decoupled method is presented . the finite element equation is set up under several conditions and an object oriented finite element program is compiled 推导了多孔介质在耦合作用下的本构方程，对于耦合模型提出了解耦方法，推导了不同边界条件下的有限元方程，并作为依据编制面向对象的有限元程序。
5 . based on the forecasting flow from the real - time forecasting model mentioned above , this thesis tentatively set up the coupling model of rainfall and suspended sediment to serve the water quality control and water supply 通过对流域侵蚀产沙输沙影响因素的分析，在预报流量的基础上，尝试性地建立降雨含沙量过程的耦合模型，以保证供水水质。
A vertical two dimensional model for thermo stratified flows is proposed , which solves the velocity and pressure by a fractional step method , and large eddy simulation model is used to calculate the reynolds stress and turbulent diffusion effect 摘要建立立面二维水动力学与水温耦合模型，用分步法求解流速和压力，采用大涡模型计算紊动应力和紊动扩散。
Based on the gas flow model in gas reservoir and the fluid flow model in horizontal well , a couple model is developed and used for numerical computing study of single flow performance in horizontal borehole 摘要根据气藏内气体的流动模型和水平井井筒内流体的流动模型，建立了耦合模型，通过该耦合模型对气藏中的水平井井筒内单相流动特性进行了数值计算研究。
5 . the modal control and the optimal placement of piezoelectric sensor in bionic thermostable structure were explored . the quasi - static equations of piezothermoelectricity were used to deduce the finite element dynamic coupling model of piezothermoelectric bio 利用准静态热压电本构关系，得到热压电仿生结构的有限元动态耦合模型，讨论各耦合因素对热压电结构传感特性的影响。
Based on the principle of structure - soil interaction , the coupling model was used to simulate the layer structure , nonlinear stress - strain property and status of slipping , tension cracking between soil and reinforced concrete wall 摘要在考虑了土与结构的相互作用的基础上，采用耦合模型来模拟土体的分层性、非线性以及土体和钢筋混凝土之间的滑移、拉裂、嵌入以及土体的半无限边界条件。
Analysis on two - and three - dimensional thermal - field of the coupling model of piston assembly and cylinder , including steady analysis and transient thermal analysis with 2 - d and 3 - d model and the stress and the deformation under the action of thermal load 分析中包括了二维模型的稳态传热分析、瞬态传热分析和三维耦合模型的稳态传热分析、瞬态传热分析，以及附带的热应力和热变形分析。
