查询词典 spatial model

This thesis,starting from working out the arrest points and the infl ection points of the function curves of the grey mathema tical model GM(1:1 )and its residual correction model and residual period model, derives the conditions for empliying these grey models to obtain a higher class of accuracy,thus enabling the user to decide which model should be used in the light of the state of given initial sequency data.

从求得灰色数学模型GM(1.1)及其残差指数修正模型和残差周期修正模型函数曲线的驻点与拐点入手，导出使用这些灰色模型取得较高精度的条件，让使用者可依据初始序列数据的态势决定采用哪种数学模型，并且在结果未揭示以前便可大体上估计到拟合精度是否令人满意。

The systematic error models established in the paper are rigid rotation model, volumetric strain model, homogeneous deformation model and heterogeneous deformation model. The recognition of systematic models is carried step by step from the complex to the simple by hypothesis tests.

所建立的系统偏差模型有刚体转动模型、体应变模型、均匀形变模型和非均匀形变模型，模型的确认通过假设检验方法由复杂模型形式向简单模型形式逐步进行。

Graphics component model and the establishment of joint model of the slip road map, but also explains how to operate in graphics, graphic model of how the components of the association nodes to switch to the slip road model, and its association recorded in the matrix In.

建立图形元件模型与节点支路模型的映射关系，同时也说明了，如何在进行图形操作时，如何将图形模型中元件的关联关系转换到节点支路模型中，并且将其关联关系记录于矩阵中。

The dynamics and heat transfer on the spinning line during the air drawing process are discussed in detail, mainly relating the forces acting upon the polymer along the spinning line and the expressions of the air drawing coefficient C〓 and heat transfer coefficient h. By introducing the power-law model as the constitutive equation to describe the theological properties of polymer melt and considering the changing of the density and specific heat capacity of polymer melt at constant pressure with the polymer temperature, the former model of polymer air drawing is improved and a complete polymer air drawing model is established, which is integrated with the model of air jet flow field of dual slot die.

在此基础上，对前人的聚合物拉伸理论模型进行了改进，以幂律模型作为描述聚合物熔体流变行为的本构方程，并考虑了聚合物熔体密度和定压比热随聚合物熔体温度变化而变化这个因素，从而建立了完整的熔喷聚合物拉伸理论模型。

It analyzed impact principle, and researched viscidity and springiness model of soil. So the relation of impact and soil was found, and the dynamic model of impact bar-soil system was established. After analyzing and researching the model, a better dynamic model with soil impact character was gained.

针对土壤的物理特性，对冲击原理进行分析，并对土壤的粘弹性模型进行研究，建立冲击与土壤之间的联系，为土壤压实冲击测量装置建立了冲击杆—土壤系统的动力学模型，并对模型进行分析研究，简化出更适合土壤冲击特性的动力学模型。

The main contents of this course include: the principles and methods of statistical modeling, the estimation, testing and diagnosis of linear regression model, the theories and analytic methods of time series model, robust estimation theory, a simple introduction of general model and non-parameter model.

本课程的内容有：统计建模的原理与方法、回归模型的估计与检验问题、线性回归模型的诊断分析、时间序列模型的理论与分析方法、稳健估计理论、广义模型与非参数模型简介。

At first the definition of prediction values of system, network model, prediction model are given, then the stochastic approximation character of the system including simple system noise when identified by a network model using seriesparallel scheme is analyzed as well as the effect of noise on the model multi-step prediction is discussed.

首先对系统、网络模型、预报模型的各种预报值作了定义，然后针对只含简单系统噪声的系统讨论了在串-并联辨识方案下模型对系统一步预报的概率逼近特性，并分析了噪声对模型多步预报的影响。

And then, for example broking business in Tontian stockjobber, This paper proposes three aspects of creation to the traditional model, namely, the creation of management model, reconstruction and creation of brokers' model and creation of technical and products developing service model.

证券经纪业务模式的创新应该是内外兼修、全方位的。再次，以天同证券经纪业务为例，对其传统模式提出了三个方面的创新思路：即管理模式的创新、经纪人模式的重构与创新、技术和产品开发服务模式的创新。

In 1990,Evans and Stoddart proposed a multiple factors model determining health. This is a new model that much better than the bio-medical model to help us understand the human health systematically, i.e., the bio-psycho-social-environmental model.

决定健康的主要因素有四个方面：生物学的，环境的，生活方式和习惯的和医疗卫生系统的因素。19年前（1990），伊文斯和斯多达特（Evans ^ Stoddart）提出决定健康的多因素模式。

According to Assignment problem and its solution that contain strict theoretic proof and practical value , the thesis sets up assignment model of antiaircraft artillery group's firepower optimal allotment in the case of one-to-one-gunshot and multiply-to-one gunshot, discusses the solution of the model, analyzes practical application of the model, and primarily validate the model through the example.

依据有严格理论证明和实用价值的指派问题及其解法，构建了一对一射击和多对一射击情形下的高炮群火力优化分配的指派模型，探讨了该模型的求解，分析了该模型的实际应用，并通过具体实例对该模型进行了初步验证。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。