作者单位:YANG Xiujuan(College of Water Resources and Architectural Engineering Northwest Sci-Tech University of Agriculture and Forestry, Yangling 712100)杨秀娟(西北农林科技大学水利与建筑工程学院 杨凌712100)JIA Yonggang(College of Environmental Science and Engineering, Ocean University of China, Qingdao 266100)贾永刚(中国海洋大学环境科学与工程学院岩土组 青岛266100)