jgg     2015 35 (6):  969-973    ISSN: 0412-1961  CN: 21-1139/TG Inversion of the Slip Model of Wenchuan Earthquake and the  Geodetic Constraints of the Regional Structure 1 State Key Laboratory of Geodesy and Earth’s Dynamics, Institute of Geodesy and Geophysics,  CAS,340 Xudong Street, Wuhan 430077,China 2 College of Earth Science, University of Chinese Academy of Sciences, A19 Yuquan Road, Beijing 100049, China Received: 2014-09-25  Revised: null  Online: 2015-12-01 Supporting info