In particular, the spined product structure of perfect wrpp semigroups are obtained.

A structure of GV-inverse group is offered and the homomorphism and isomorphism of GV-inverse semigroups and the spined product are characterized.

Microstructure simulation in welding lCrl8Ni9Ti steel;

The development condition of rolling theory is introduced with respect to mechanics analysis, microstructure simulation and system simulation.

Supply chain management in horizontal integrated virtual organizations for customized production;

Application Research of Virtual Organization on The National Defense Industry;

A layered-architecture framework for knowledge sharing in virtual organizations;