国家自然科学基金项目No.41373093,41173095,41103077;环境地球化学国家重点实验室开放基金项目No.SKLEG8004;西安建筑科技大学重大科技创新基金项目No.ZX1102Supported by the National Natural Science Foundation of China No.41373093,41173095,41103077,the Opening Funds of State Key Lab of Environmental GeochemistryNo.SKLEG8004 and the S&T Innovation Project of XAUATNo.ZX1102