jgg     2008 28 (4):  54-62    ISSN: 0412-1961  CN: 21-1139/TG CHARACTERISTICS OF SURFACE GRAVITY CHANGES CAUSED BY A FAULT OR FAULTS DISLOCATION Tan Hongbo 1,2) ;Shen Chongyang 1,2) ; and Li Hui 1,2) 1)Institute of Seismology, CEA, Wuhan 4300712)Crustal Movement Laborator, Wuhan 430071 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null