If([树种分类] = "马尾松" ,0.000060049144*([径阶]^1.8719753)*(EXP(1/(0.2844+2.0032/[径阶]))^0.97180232)*[样方_株数],If([树种分类] = "杉木" ,0.000058777042*([径阶]^1.9699831)*((1/(0.1983+1.4977/[径阶])^2)^0.89646157)*[样方_株数],If([树种分类] = "柏木" ,0.000057173591*([径阶]^1.8813305)*((1/(0.1027+0.7998/([径阶])^0.5)^2)^0.9956845)*[样方_株数],If([树种分类] = "栎类" ,0.000059599784*([径阶]^1.8564005)*(((1/(0.1483+0.6645/([径阶])^0.5))^2)^0.98056206)*[样方_株数],If([树种分类] = "硬阔" ,0.000059599784*([径阶]^1.8564005)*(((1/(0.1483+0.6645/([径阶])^0.5))^2)^0.98056206)*[样方_株数],0.000052750716*([径阶]^1.9450324)*(EXP(1/(0.2803+2.0578/[径阶]))^0.9388533)*[样方_株数])))))
上面是易表中的列刷新公式，怎么在FOXTABLE中的表达式列中实现？？？？
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Post By：2014/9/24 16:07:00 [显示全部帖子]
