jgg     2012 32 (2):  155-159    ISSN: 0412-1961  CN: 21-1139/TG COUPLING COEFFICIENTS INVERSION OF DIFFERENCE STRAIN IN BOREHOLE OBSERVATION AND DISCUSSION OF RELATED MECHANISM Zhang Jing ;and Liu Qi Institute of Earthquake Science, CEA, Beijing 100036 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null