国家科技支撑计划资助项目(2015BAH21F01);高等学校学科创新引智计划资助项目(B13044);国家自然科学基金青年基金资助项目(51105310);陕西省自然科学基础研究计划资助项目(2016JM6054);Project supported by the National Key Technology R&D Program;China(No.2015BAH21F01);the 111 Project;China(No.B13044);the National Natural Science Foundation;China(No.51105310);the Natural Science Basic Research Plan in Shaanxi Province;China(No.2016JM6054)