=IF(C12="","",IF(C12>=D$8,(D$8/C12)^1.5*100,(C12/D$8)^0.6*100))哪位大仙帮忙解释一下这个公式的含义
=IF(ISNUMBER(RANK(D12,D$12:D$221)),RANK(D12,D$12:D$221),"")那这个什么意思啊