基金项目: | supported by the National Natural Science Foundation of China(Grant Nos.61303212, 61170080,61202386);the State Key Program of National Natural Science of China(Grant Nos.61332019,U1135004);the Major Research Plan of the National Natural Science Foundationof China(Grant No. 91018008);Major State Basic Research Development Program of China(973 Program) (No.2014CB340600);the Hubei Natural Science Foundation of China(Grant No. 2011CDB453) |