基金supported by the National Natural Science Foundation of China(No.3090049030960417+7 种基金31100829and81000411)the Doctor Foundation of the Xinjiang Production and Construction Corps of China(No.2010GC162010GG34)the Doctor Foundation of Shihezi UniversityChina(No.RCZX200921)the Science and Technology Innovation Foundation of Shihezi UniversityChina(No.ZRKX2009ZD03ZRKK2009YB24)