The above example showed how to create a blank physical data model, but what if you already have the database defined and you want to modify your design.
上面的示例演示了如何创建空白物理数据模型，但是如果已经定义了数据库，希望修改设计，那么应该怎么办？
An example of a transform would be from an analysis model to a design model and then perhaps from the design model to code.
转换的一个例子就是从分析模型转换为设计模型，可能还随后从设计模型转换为代码。
For example, in the Model-View-Controller (MVC) design pattern, the controller invokes methods.
例如，在模型-视图-控制器(MVC)设计模式中，控制器调用方法。
The data model has been created under your data design project, named Migrated in the example shown in Figure 11.
数据模型在数据设计项目下创建，本例中命名为Migrate，如图11所示。
Figure 2 shows an example of UML diagram: a message design model in the insurance domain (from IBM Rational Software Architect).
图2显示了UML关系图的一个示例：保险领域的消息设计模型(在IBMRational Software Architect中)。
The project's objects are created based on your actions (for example, when creating a new data model under a data design project and so forth).
项目的对象是由您通过一些操作创建(例如在一个数据设计项目中创建一个新的数据模型，等等)。
Although Figure 5 shows an MVC-like model as an example, you can apply the basic principles of the Rich Web Application Backplane to any model and page design methodology.
虽然图5展示了类似MVC的模型示例，但是您可以将RichWebApplication Backplane的基本原理应用于任何模型和页面设计方法中。
This paper, taking Classroom Intelligent Switch for example , discussed the mathematical model of system structure and the design of hardware and software.
本文以教室智能灯具开关为例，从系统数学模型的建立、基本系统结构到系统硬件设计给以详述。
There are several factors that adversely affect performance, such as improper design of the data model (for example, creating a need for multidimensional arrays in your data model).
有几个因素会对性能产生负面影响，如数据模型的设计不正确（例如，在您的数据模型中产生对多维数组的需求）。
A numerical example shows that the structural analysis and optimization design model and method in this paper are valid and feasible.
算例表明：文中提出的随机结构分析和优化模型与设计方法是合理、可行和有效的。
By a specific example, the process of applying multi-objective design study is described and then the optimal model is obtained.
通过实例，详细地叙述了多目标设计研究的具体实施过程，得出了优化模型。
Furthermore, the idea and method of sensor model design were discussed in detail while taking example for the ground-based tracking-while-scanning radar.
并以地基边扫描边跟踪雷达为例，详细探讨了传感器模型的设计思路和方法。
The model and method for estimating circuit design reliability by using digital simulation are established. A simulation example of the typical fuze circuit is given in this paper.
给出了设计可靠性的建模方法和用数字仿真评估设计可靠性的模型方法和仿真过程并给出了一个典型电路的仿真实例。
It is proved by an example that this model can be used to improve product quality greatly and has practical application in quality design for product.
实例计算证明，该模型具有实际应用价值，利用其进行产品质量设计可以使产品实现质优价廉。
Through the example of application of deposit model software in geological design, its function, application method and results were presented in this paper.
通过阐述矿床模型软件在地质设计上的应用实例，展示了该软件的功能、使用方法及效果。
Finally, the simulation design of an example of DRES: "driving control and monitoring system of car" reveals the effectiveness and merits of message architecture model and time-accounting measure.
最后，通过对分布式实时系统实例“汽车行驶监控系统”的模拟设计，表明了消息体系模型和时间记账机制的有效性及优点。
Combining dynamic design of wing flutter model for a giant transport aircraft, a numerical example of engineering application is presented.
结合某大型飞机机翼颤振吹风模型的动力设计，本文给出了工程应用的具体数值例子。
Based on a design example of antenna stabilized platform, product design method of the virtual prototyping-based simulating design from load analysis to whole model structure analysis was explained.
以某型天线稳定平台为例，阐述了产品从初始载荷仿真分析到整体模型结构分析的基于虚拟样机仿真设计的方法。
This article chose the online class system development example, introduced how applies UML design and develop a software model.
通过网上选课系统开发实例，介绍了如何应用uml的方法，设计和开发一个软件模型。
Through formulating and solving the optimization model, the concurrent design of process tolerances can be made. Finally a practical example is given.
通过建立并求解优化模型，可实现工序公差的并行优化设计，最后给出了一个工程实例。
Model is built by constraints of develop cost and schedule in the example fire control radar conceptual design, calculational conclusion demonstrates the effectiveness of the proposed model.
最后以火控雷达的概念设计为例，以研制费用和研制进度为约束条件建立模型，计算说明此模型是有效的。
A sine basis function model is introduced, bringing forward an example of Hilbert convertor and differentiator optimal design.
提出了一种正弦基函数神经网络模型，给出了海尔·伯特变换器与微分器优化设计实例。
The approach of optimal design model for city wastewater treatment plant considering the effect of uncertainty is introduced and the numerical example is also shown in this paper.
对考虑不确定性因素影响的城市污水处理厂优化设计模型的求解过程进行了阐述，并给出了计算实例；
At last, the applicability of the model to an actual product dynamic management is confirmed with the example of a boiler thermodynamic calculation design process.
最后以锅炉热力计算设计过程为例，验证模型对实际产品动态过程的可管理性。
The mathematical model of two-objective fuzzy reliability optimization design for swing movable teeth drive is put forward. A numerical example is given.
建立了摆动活齿传动的双目标模糊可靠性优化设计数学模型：并给出了计算实例。
A mathematic model with a target function of minimum power consumption and the optimal design of the parameters of a scraper conveyor shown as a practical example are given.
建立了以消耗功率最小为目标函数的数学模型，并结合实例进行了刮板输送机参数的优化设计。
Optimization of two geared-linkage mechanism design is discussed. Mathematical model and calculating example are given.
本文阐述了两种齿轮连杆机构的优化设计，给出了最优化数学模型和算例。
By applying finite element method and optimal design theory this paper carried out an optimal design model of the machine tool shaft, chosen optimal methods and given a living example.
运用有限元法和优化设计理论，建立机床主轴结构设计的优化数学模型，选择优化方法，进行了实例计算。
With the airproof bolt group of the pressure vessel as an example, the method of the reliability optimize design of math model is discussed, and an example of the design has been provided here.
文中以压力容器的密封螺栓组为例，讨论了可靠性优化设计数学模型的建立方法，并给出了设计实例。
In this paper we advance a kind of late model fuse-overvoltage fuse and explain it's principle, construction, design example.
提出了一种新型熔断器-过压熔断器，并说明了它的原理、结构与设计方法及举例。
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