通达信逢底必抄选股指标公式

B1:=REF(CLOSE,2);
B2:=SMA(MAX(CLOSE-B1,0),7,1)/SMA(ABS(CLOSE-B1),7,1)*100;
逢底必抄:IF(B2<19,30,0),LINETHICK2,COLOR00FF00;
DRAWTEXT(逢底必抄,25,'逢底必抄'),COLORYELLOW;