Generally a database encompasses various kinds of knowledge and is sharedby many users. Different users may prefer different kinds of knowledge. So it is import
By combining the Bodner-Partom constitutive model and equivalent stress function,finite element methods and program on analyzing non-elastic deformation and str
This paper presents the recent process in a long-term research project, calledNational Knowledge Infrastructure (or NKI). Initiated in the early 2000, the proje