基于arcengine,使用C#语言进行二次开发。包括空间查属性，属性查空间等功能的实现。- Based arcengine, using the C# language for secondary development. Including spatial check-implemented properties, property search function space.

arcengine开发，实现对数据的属性查询和空间查询功能，对GIS系统二次开发初学者提供简单的帮助。-arcengine development, implementation of the attribute data query and spatial query functions, providing simple help system secondary development of GIS beginners.

由IPolygon和IFeatureClass创建三角网的函数，基于arcengine的二次开发(The function of creating TIN from polygons and featureClass)