A.特別重大火災 B.重大火災 C.較大火災 D.一般火災
A.0.8m,1.6m B.0.5m,1.6m C.0.5m,1.5m D.0.7m,1.6m
A.0.2m,0.1m B.0.5m,0.1m C.0.1m,0.7m D.0.7m,0.1m