Global Geology     2014 17 (1):  62-66    ISSN: 1673-9736:  CN: 22-1371/P Application of gravity inversion focused in Changbai Mountain LI Qiuchen and WU Yangang College of Geo-Exploration Science and Technology，Jilin University，Changchun 130026，China Received null  Revised null  Online 2014-03-25 Reference   Corresponding author: