基金Supported by the Key Foundation of Anhui Education Bureau(KJ2012A019,KJ2013A028)the Anhui Provincial NSF(1408085MA02,1208085MA13,1308085MA01,1308085QA15)+2 种基金the Research Fund for the Doctoral Program of Higher Education(20103401120002,20113401110001)the 211 Project of Anhui University(02303129,02303303-33030011,0230390239020011,KYXL2012004,XJYJXKC04)the NNSF of China(11271371,11301004)