jgg     2013 33 (增2):  103-105    ISSN: 0412-1961  CN: 21-1139/TG TEST AND ANALYSIS OF NUCLEAR POWER SEISMIC INSTRUMENT SYSTEM Key Laboratory of Earthquake Geodesy，Institute of Seismology，CEA，Wuhan 430071 Received: 2013-07-30  Revised: null  Online: 2013-10-24 Supporting info