假设灰份数据在A列,9.5以下灰份单价为1000元/吨:=IF(A1<=9.5,1000,IF(A1<=10.5,1000-(A1-9.5)*10,IF(A1<=11.5,1000-(A1-10.5)*30,IF(A1<=12.5,(A1-11.5)*200,IF(A1<=13.5,(A1-11.5)*300,0)))))