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汶川地震前龙门山区域地壳密度动态变化分析
李媛, 牛安福, 赵静, 刘希康
Dynamic Variations of Crustal Density in the Longmenshan Area before the 2008 Wenchuan 8.0 Earthquake
LI Yuan, NIU An-Fu, ZHAO Jing, LIU Xi-Kang
地震 . 2015, (1): 77 -90 .