Research conclusions: There must be the following requirements for getting the accurate results of geological prediction：(1)The geological survey and investigation should be done on the site for geological structure and unfavorable geological body carefully，the quantitative prediction should be given with all prospecting methods and they should be verified each other．First of all．the accurate site surveyed data should be obtained when the prospecting method is used to survey．(2)The person for data processing should have the rich knowledge on the prospecting to correctly identify all numerical values of the parameters during the data processing．(3)The interpreter should eliminate the multi—interpreter of the prospecting result with rich geological knowledge when doing interpretation．