图19 云南及邻区b值、震情指数A(b)值曲线4)
Fig.19 Curves for b-value and index of seismic situation
in Yunnan and its adjacency
范围:北纬21—29°,东经97—106°;(a) 样本数为120,滑动步长50;
(b) 样本数为6个月,逐月滑动