视图管理功能参数化草图系统通过图形重画、图形放大、屏幕移动、全图显示和视图滚动等功能，以增强对系统视图的管理。
View management. The parametric sketch system strengthens view management by functions of graph redrawing, graphs zoom-out, screen move, all graphs display on the screen and view scroll and the like.
同时，建立了手绘草图的统一的参数化模型。
Meanwhile we get the universal parametric model for freehand sketch.
结合参数化设计和机械工程的实际，提出并深入研究了从静态草图到参数化绘图程序的自动转换问题。
Parametric design combined with mechanical engineering practice, the issue that transforms a draft drawing into a parametric drawing program is put forward and researched deeply.
在此基础之上，对基于3维草图的实体生成及其在3维造型系统中的管理方式与参数化进行了研究。
Furthermore, 3d - Sketch based solid creating, the management of 3d - Sketch in 3d - Modeling system and the parameterization of 3d - Sketch were discussed in this paper.
本文研究了UG的参数化建模技术，对基于特征和基于草图两种建模方法作了详细论述。
The paper studies in detail parametric modeling methods provided by UG, which are respectively called method based on feature and that based on sketch.
最后讲述了草图尺寸标注在参数化特征造型系统EB3D中的实现。
Finally, narrated the realization of sketch dimension in the parametric feature model system EB3D.
最后讲述了草图尺寸标注在参数化特征造型系统EB3D中的实现。
Finally, narrated the realization of sketch dimension in the parametric feature model system EB3D.
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