different lithological characters 基本例句 不同岩性 The retardance of organic contaminants in acetigenic and methanogenic lanfill leachate by different vadose zone lithology was studied in laboratory columns.摘要从渗滤液场龄和包气带岩性两方面着手,研究了不同岩性包气带介质对不同场龄渗滤液中有机污染物的截留作用规律。