jgg     2010 30 (Supp.1):  111-115    ISSN: 0412-1961  CN: 21-1139/TG MANAGEMENT OF RUNNING,MONITORING AND MAINTENANCE OF TIANJIN EARTHQUAKE PRECURSOR NETWORK Wang Jianguo; Yao Huiqin; Gao Xun; He Tongjiang; Zhou Lixia; and Wang Dahong Earthquake Administration of Tianjin Municipality, Tianjin 300201 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null