Introduction - If you have any usage issues, please Google them yourself
Abstract: Based on the newly revised Code for Design of hydraulic structures of hydraulic concrete structure of CAD systems to the Chinese Windows as the operating platform, using advanced and highly efficient VB language and object-oriented programming methods, has a good interactive interface. In this paper, hydraulic concrete structures introduced CAD system design principles, as well as file systems, structural analysis, plain concrete, reinforced concrete, prestressed concrete, standardized query features such as module design thinking