这样看看: = if(and(and(E1>0,E1<20),and(G1>0,G1<20)),C1,0)
=IF(and(E1>0,E1<20,G1>0,G1<20),C1,0)
=if(and(e1>0,e1<20,g1>0,g1<20),c1,0)
漂亮