参考公式:=IF(A1=1,IF(B1=1,0.3*C1,IF(B1=2,0.2*C1,"")),"")
D1=if(and(a1=1,b1=1),c1*0.3,if(and(a1=1,b1=2),c1*0.2,""))
D1=if(and(A1=1,B1=1),C1*0.3,if(and(A1=1,B1=2),C1*0.2,"")