在对矿山项目管理系统进行领域分析的基础上，抽象出数据树表对象模型、数据库管理对象模型和通用报表对象模型。

Based on the domain analysis of the mine project management system, the data tree table object model, database management object model, and general reports making object model are abstracted.

youdao

在对矿山项目管理系统进行领域分析的基础上，抽象出数据树表对象模型、数据库管理对象模型和通用报表对象模型。

Based on the domain analysis of the mine project management system, the data tree table object model, database management object model, and general reports making object model are abstracted.

youdao