16  沐川三次5级以上地震震前ML2.0地震震中分布图

a1991.9.11992.08.31  b1992.09.011993.08.07

c1993.8.81994.12.30  d1994.12.311995.04.26

Fig.16  Distribution of the ML2.0 earthquakes before the MS5.05.7 and 5.1

        Muchuan earthquakes around the epicentral area