This paper introduces the application of high density resistivity method to detect the interface batween stone and earth in yuhuan county , zhejiang province and describes its basic working principles on electrodes arrangement , data collection and data processing , as well as , how to determine the interface of stone and earth 摘要敘述了高密度電法在某海堤堵壩拋石體與土層分介面探測中的應用,介紹了高密度電法電極排列、數據采集、資料處理等的基本原理及其對土石分介面的確定。