参数化

The process of converting the algebraic surface into the parametric surface is called parametrization , which has received much attention in recent years.

这种方法首先解决了基线扫描参数化方法中不能得到有理参数表达式的问题，给出了混合曲面的统一、低次的有理参数化。

Based on the idea of the structure parametric design method, the parametric finite element model of drill chuck with complicated spiral surface character was established.'The related key technologies of drill chuck's strength analysis were discussed and solved, such as the contact analysis parameters selection, the boundary conditions and the load processing, ANSYS command一string building and so on.

本文采用结构参数化设计方法建立了含有复杂螺旋曲面特征的钻夹头参数化有限元模型；探讨和解决了钻夹头夹紧强度分析中夹爪与螺母接触分析参数的选择、约束边界和载荷处理、分析流程文件创建等关键技术问题。

In order to avoid repeating job in the most extent and improve efficiency of design, using the idea of structure parametric design. Based on APDL, the FEA drill chuck model can be easily created by adjust several geometric parametric and the process of FEA is automatically executed.This paper discusses the affections of different parameters for the stress capability of drill chuck. The high efficiency drill chuck strength analysis system can help designer develop new products.

为避免重复工作和提高分析效率，本文结合ANSYS提供的二次开发参数化设计语言APDL，实现了对有限元分析软件ANSYS命令流的调用，解决了通用程序与专业需求之间的矛盾，完成了钻夹头有限元参数化程序分析，对钻夹头的强度性能进行了分析和仿真；模拟钻夹头实际生成过程中的性能测试试验，探讨加工误差引起的不同装配角度等参数对钻夹头强度性能的影响。

To simplify the finite element analysis process of tower crane jib, the parameters modeling created by the rapid input to the key parameters to complete the tower crane jib analysis and calculation.

目的 利用参数化设计系统简化塔式起重机臂架有限元分析过程，创建参数化模型，通过对关键参数的输入快速完成塔机臂架的分析计算。

In order to optimize the distribution and the shape of triangles, a Laplacian smooth procedure has been employed.

由于不涉及以基网格为参数域的原始网格的参数化，从而避免了参数化所需的大量计算；同时，采用Laplacian平滑技术，获得了有较规则形状和较均匀分布的三角网格。

Many IP based SOC design approaches focus on mapping an application onto a previously designed complex SOC architecture built from an existing IP by configuring and extending the architecture, representing a configure and execute methodology.

这种方法是从一个预设计的参数化SOC体系结构出发，以参数化的IP核为组件，通过编写代码、设置参数的方式，对可编程的IP核进行配置以实现设计，通过模拟器仿真执行以完成功能验证，最后产生物理芯片。由于IP核的多样性及其可优化参数的矛盾性，使得SOC的设计空间极其复杂。

The parameterization scheme of sea surface turbulent fluxes in CAM3 (Community A tmosphere Model Version 3) was improved by the parameterization for win d gustiness, which considers the contribution to sea surface fluxes by the bound ary free convective and precipitation convective. The new parameterization schem e is named CAM3 ME scheme.

通过对流性阵风参数化方法，在CAM3原有海气湍流通量参数化方案(CAM3方案)中引入边界层自由对流和降水深对流对海表湍流通量的贡献，改进了CAM3模式的海气湍流通量参数化方案(CAM3 ME方案)。

This system has realized bottle design parameterization and mold design automation by three pieces of function modules. They are the Bottle Design Parameterization module, the Mold Design Automation module and the Mold Strength Check module.

该系统分三个功能模块实现了瓶子的参数化设计和模具的自动化生成，即瓶子的参数化设计模块、模具的参数化设计模块和模具的强度校核模块。

Taking the key parts of the bucket wheel stacker-reclaimer as the researched object, this paper discussed the basic principle and primary methods of parametric design based on SolidWorks.

以斗轮机关键零部件作为研究对象，论述了参数化建模技术基本原理，对基于SolidWorks参数化设计的主要方法进行了详细介绍，并介绍了斗轮机关键零部件三维参数化设计的具体实现过程。

The inadequacy that exists in this domain is, the method that the three-dimensional parameter of clipper-built flow path changes the aspect that build a model exists to use a sex indeed mostly not strong, perhaps cannot be opposite model antrum curved surface undertakes parameter changes three-dimensional parameter of pilot defect; to change flow path model to not was aimed at its function feature to undertake differentiating, go against optimize a design further.

该领域中存在的不足是，流线型流道的三维参数化建模方面的方法大多存在着实用性不强，或者无法对型腔曲面进行参数化控制的缺点；三维参数化流道模型没有针对其功能特征进行划分，不利于进一步的优化设计。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。