Aircraft flat-tail assembly is a typical discrete assembly, and its assembly process has the following characteristics: (1) multiple assembly processes, the aircraft flat-tail passes through each ...

Layout design is an important research topic in the field of manufacturing system. In traditional manufacturing systems, the initial layout design is rarely changed. However, with the increasingly ...

Scientists say using math to sort through DNA could help investigators put stubborn cold cases to rest. The approach combines the relatively new field of forensic genetic genealogy—solving crime by ...