supported by the National Natural Science Foundation of China(21703194);the Natural Science Foundation of Jiangsu Province(BK20171168,BK20171169);Natural Science Foundation of Jiangsu Higher Education Institutions of China(17KJB530010,17KJB150038 and18KJA430015);Key Research Project of Social Development of Xuzhou(KC17154);Research Project of Xuzhou University of Technology(XKY2017217)