hydroelectricity cad

Some discussions with practice and application are deploied in the thesis , associating with the status of Hydroelectricity CAD application and the peculiarity of hydroelectricity building now.
本文是结合现在水工CAD的应用状况和水工建筑物的特点，在水工CAD辅助设 计系统方面作一些具有实际应用意义的探讨。