On September 11， the Symposium on Commercial Legal Cooperation was held in Nanning， Guangxi. More than 2，000 business and i......

John Olsson’s book， released in 2008 by the publisher of Continuum， New York， gives an excellent introduction to a relativ......

Turkey has built a multi-ethnic nation on the ruins of an empire. Influenced by splendid Islamic civilizations， Turkey bl......

“Hainan” which literally means “South of the Sea” in Chinese， is a province off the southern coast of China in the So......

若对任意真理想K,有K+I≠R,则称环R的右理想I为small理想.若任意small右理想是投射的,则称环R为右J-遗传环.引入右J-遗传环作为右......