jgg     2010 30 (Supp.1):  167-168    ISSN: 0412-1961  CN: 21-1139/TG EXISTENSE OF RUOERGAI BLOCK AND ITS ACTION IN WENCHUAN EARTHQUAKE Wang Qingting Institute of Seismology, CEA, Wuhan 430071 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null