短語詞組短語reconnaissance geochemical survey 普查性地球化學(xué)測量reconnaissance U survey 勘測reconnaissance geological survey 地質(zhì)普查reconnaissance soil survey 土壤概測reconnaissance and survey 普查和測量highway reconnaissance and survey regulations 公路勘測槼程reconnaissance survey method 普查方法regional reconnaissance survey 區(qū)域普查agricultural reconnaissance survey samples 辳業(yè)地質(zhì)樣品 返回 reconnaissance survey