机译:华北唐山地区重大地震的复发特征
of;
Geology,;
China;
Earthquake;
Administration,;
Beo'ing;
100029,;
China;
Earthquake;
Response;
Support;
Service,;
Beijing;
100049,;
China;
University;
of;
Geosciences,;
Beijing;
100083,;
China;
Earthquake;
Administration,;
Tangshan;
063000,;
Hebei,;
China;
唐山大地震; 唐山地区; 中国北方; 复发; 钻孔取芯; 浅层地震勘探; 地质调查; 时间曲线;