Except the method of nature electric field,we used DB-3 popular dam seepage detection device of flow field method to reconnoiter around Jiangya dam site.

• 在对江垭水库大坝物探勘查工作中,除运用了自然电场法等常规查漏方法外,还采用了流场法DB-3普及型堤坝渗漏检测仪进行勘查。