aa:=vol/((high-low)*2-abs(close-open));买量:=if(close>open,aa*(high-low),if(close<open,aa*((high-open)+(close-low)),vol/2));卖量:=if(close>open,0-aa*((high-close)+(open-low)),if(close<open,0-aa*(high-low),0-vol/2));进出量:=买量+卖量;n:=5;n日内净流入:=sum(进出量,n)/10000;xg:n日内净流入>ref(n日内净流入,1)*3 and n日内净流入>0; (试试看) 20210311