VAR1:=(2*CLOSE+HIGH+LOW)/4; VAR2:=LLV(LOW,5); VAR3:=HHV(HIGH,4); 散户:=EMA((VAR1-VAR2)/(VAR3-VAR2)*100,4); 庄家:=EMA(0.667*REF(散户,1)+0.333*散户,2); 低吸:CROSS(散户,庄家) AND 散户<30;