通过研究引信和钟表小轴类零件基于知识和实例的表示方法，建立了面向对象的零件几何、工艺特征信息描述方法。
Studying representation method of fusee and small spindle part of the case-and-knowledge-based, the described method of objected oriented of geometry feature and process feature information is built.
最后，利用ROSE类库早、晚两种联编方式，将几何、材料、网格等数据信息写入到设计对象中，生成ap209文件。
Finally, using ROSE early-binding and late-binding mode, the data information such as geometry, material and grid is written into the design object to output AP209 file.
在详细设计各种对象的过程中，本文对于一般GIS应用上的几何类进行了设计与实现。
During the process of designing to various kinds of targets in detail, the geometry objects were to be designed and realized to general GIS in the paper.
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