Datas Sharing and Image Format Conversion in Making Profile Map of Exploration Lines by Using Auto CAD
sun shu-xian1; li guang-ming2; zhang gui-li3(1.shandong brigade of china construction material industrial and geological exploration center; shandong jinan 250100; china; 2.shandong institute and laboratory of geological sciences; shandong jinan 250013; china; 3.shandong geological survey institute; shandong jinan 250013; china)