Supported by the National 863 Plan of China(2002AA331110);the Science Development of the Education Department of Henan province(2009A430007);the Science Research Innovation Fund of Henan University of Science and Technology(2010CZ0008);the College Young Skeleton Teacher items of Henan province(09003047);the Young Fund(08QN002);the Special Scientific Research Fund for Introduced Personal(06-04)of Henan University of Science and Technology