jgg     2008 28 (2):  8-15    ISSN: 0412-1961  CN: 21-1139/TG STUDY ON CHARACTERISTICS AND SEISMIC ACTIVITY OF GAOQIAOFAULT IN HEAD AREA OF THREE GORGES RESERVOIR Xia Jinwu 1) ;Li Changan 2) ;Zeng Xinping 1) ; and Dong Jianhui 1) 1)Changjiang Water Resources Commission, Wuhan 4300112)China University Of Geosciences(Wuhan), Wuhan 430074 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null