C2公式:
=IF(MAX(A2:B2)<=400,0.6,IF(MAX(A2:B2)<=1000,0.8,IF(MAX(A2:B2)<=2500,1,1.2)))
=IF(MAX(A1,B1)<=400,0.6,IF(MAX(A1,B1)<=1000,0.8,IF(MAX(A1,B1)<=2500,1,1.2)))
=if(max(a1,b1)>2500,1.2,if(and(max(a1,b1)>1000,max(a1,b1)<=2500),1,if(and(max(a1,b1)>400,max(a1,b1)<=100),0.8,0.6)))