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地震
甘肃地区3次中强地震前两种地震学前兆变化特征
荣代潞, 李亚荣
Characteristics of Two Seismological Precursors before Three Moderate-strong Earthquakes Occurred in Gansu Region
RONG Dai-lu, LI Ya-rong
地震 . 2011, (3): 56 -63 .