国家自然科学基金项目41361111;霍英东青年教师基金项目141084;江西省自然科学基金项目20143ACB21023,20142BAB203028;江西省社会科学规划项目13GL05;江西省教育厅科技项目KJLD14033,GJJ14346;National Natural Science Foundation of China,No.41361111;Fok Ying Tung Foundation,No.141084;Social Science Foundation of Jiangxi Province,No.13GL05;Technology Foundation of Jiangxi Education Department,No.KJLD14033,No.GJJ14346