General surgery hernia is a common and frequently- occurring disease in the world. In the tension-free hernia repair surgery, polypropylene (PP) patch has been co
The electrical system of CNC machine tool is very complex which involves many uncertain factors and dynamic stochastic characteristics when failure occurs.There
With a comprehensive consideration of multiple product types,past-sequence-dependent(p-s-d) setup times,and deterioration effects constraints in processes of wa