The seismic safety of nuclear power plan(tNPP)has always been a major consideration in the site selection,design,operation,and more recently recertification of existing installations. In addition to t
This paper focuses on potential development models of future oil and gas exploration in South China Sea. A detailed study of current development models worldwid
The light weight heat treated B-grade bulletproof steel was developed through composition design and optimization based on multiplex alloying,multiplex micro-al
Based on representative blasting engineering examples,the development history of engineering blasting in China since 1950 s was reviewed,three development phase