aggregation model造句

• 5 . the sentence aggregation model and language resource process model are established
  建立了作战文书自动生成的句子优化聚合模型和语言资源处理模型。
• Water tree of power cable is a fractal structure, which is attribute to diffusion-limited aggregation model
  推断电缆的水树具有分形结构，属于有限扩散凝聚生长模型。
• This paper presents a new method for simulating structure and thermal conductivity of nano-fluids by means of the theory of brown motion and the diffusion-limited colloidal aggregation model ( dlca )
  纳米流体是一种自相似的分形结构，而纳米粒子的运动传热是纳米流体导热系数较高的主要原因。
• With the theory of the diffusion-limited colloidal aggregation model ( dlca ), the processes of particles aggregation and breaking of the clusters are simulated . the fractal theory is applied to analysis of the aggregation structure of nanoparticles
  在dcla生长模型的基础上，模拟了纳米粒子的聚集过程和大粒子团的分裂，并用分形理论对纳米流体的聚集结构进行了描述。
• The particles aggregation was simulated using particle-cluster and cluster-cluster aggregation model . several type of floes was reached and its morphological characteristics was analyzed the fractal dimension, density and porosity of floes was studied by changing sticking probabilities, sticking position, particle number, particle concentration, difrusion coefficient and motion trajectory . the parameters by which special floes growth were determined . in the study of morphology, floes of yellow river's loess particles was observed by tv-microscope . its morphological characteristics were obtained by image analysis . the effect of fractal dimensions by stirring time strring speed, macromolecule flocculant dosage, flocculant concentration and particle concentration was studie . its rule of change was obtained . on the basis of other studies, the flocculation kinetics and floes structure was studied
  本文应用计算机模拟技术，在二维空间内采用单体凝聚和集团??集团凝聚两种模型对颗粒凝聚过程进行了模拟，得到了多种形态的絮体，并对絮体进行了形态分析，通过改变粘附概率、粘附位置、颗粒数量、颗粒浓度、扩散系数和运动路径等模拟参数，我们考察了絮体分形维数、密度和孔隙率随模拟条件变化的影响规律，得到了形成特定形态絮体的控制参数。
• Thirdly, the cluster-cluster aggregation model is used to study the possible structure of aggregated smokescreen particle . we also develop the mathematical radiation extinction model of aggregated particle based on t-matrix method . associated with monte carlo method, another computer program is designed to simulate the extinction cross section and scattering cross section of actually aggregated particle
  本文还将“凝聚体?凝聚体”凝聚模型应用于烟幕凝聚现象研究，模拟出了烟幕凝聚粒子的可能结构，并且根据t矩阵方法发展了凝聚粒子消光特性的计算方法，结合montecarlo方法，编写了能够模拟实际烟幕凝聚粒子消光截面、散射截面的计算程序。
• First, based on location theories and systems model methods, the location factors were quantified by establishing the location advantage models ( including economic attraction model and spatial aggregation model ) and location feasibility models . the location advantage grades and location feasibility types were set up, according to the result of location models of daxing district . secondly, based on the landscape analysis of the 4 towns chosen form location grades system, the landscape status has been judged by landscape pattern analysis, then the relationship of location typies and landscape pattern has been analyzed
  首先，依据区位理论，运用系统模型方法，将区位因素定量化建立区位优势度模刑(包括经济吸引度模型和空间聚集度模型)和区位适宜度模型，对大兴区小城镇体系的区位状况进行分析并划分区位优势度等级，分析其区位适宜状况，判断其适宜度类型；其次，对4个典型区位小城镇进行景观格局分析，判断景观格局的优势与不足，并分析区位类型与景观格局的相互关系；第三，建立格局优化模型，综合考虑经济、生态和社会三者效益，得出研究区各类景观的最优比例，并对典型城镇进行优化格局功能分区。
• Then we raise the thought of achieving courseware resource share based on scorm specification . this article sets forth it from three aspects : scorm metadata, which helps us to locate and manage learning resource effectively; scorm content aggregation model, which helps us to describe and pack learning content based on content packing specification; scorm run-time environment, which includes the launch of the learning content, the communication between learning resource and lms, the communication data model . we also analyze and compare the communication model based on hacp protocol and api
  在此基础上，本文提出了基于scorm规范实现课件资源共享的思想，文章从以下三个方面进行论证分析：scorm元数据，指出元数据如何帮助我们有效地查找和管理学习资源：scorm内容聚集模型，指出我们应该如何描述学习内容、又如何将学习内容按照内容包装规范进行包装，从而集成为一门课件，使其成为可重用的、可共享的及互操作的学习资源；scorm运行环境，分析scorm规范中如何启动可执行内容、lms如何与之进行通信、通信的数据模型等，并对基于hacp协议和基于api这两种通信模型进行了分析和比较。
• 5 ) to solve the uncertain modeling problem about hydraulic buildings, a new modeling method named aggregation modeling based on graph object technique is put forward . as a result, the graph model of solid gravity dam is designed . the graph object of water _ proof dam section taken as an example, the design and implement of self defined graph object is discussed
  5)根据水工建筑物不定型建模的特点，提出一种基于图形对象技术的聚合建模方法，详细讨论了聚合建模法的基本原理；设计了实体重力坝的图形对象模型，并以挡水坝段图形对象的设计为例，研究了自定义图形对象的设计和实现；基于objectarx的通知??反应机制，采用数据库反应器和对象反应器，建立了图形对象的互动操作机制；以挡水坝段断面优化设计为例，研究了图形对象和分析、计算功能的集成方案。
• The aggregation method reduces the dimension and the complexity of the micro-system, but the aggregation model is not the copy of the micro-system, so it makes new global properties emerge at the macro-level which is called emergence . in this paper, the concept of the functional emergence and the dynamical emergence are defined . the direction of emergence effect is bottom-up, and there also exists top-down effect which is called immergence
  北京工业大学工学硕士论文通过模型的聚合缩减了模型的规模，给系统的分析和研究带来了方便，但聚合模型毕竟不是原模型的拷贝，所以在聚合模型中会表现出同原模型不同的行为特性，微观系统中微变量的变化会导致聚合模型不同的行为特性；即低层对高层的影响，这种影响称为行为突现（eme，gence）。