{《尾盘阴线擒阳术》副图/选股指标} 当日跌幅:=C/REF(C,1)<0.97; 长下影:= (MIN(C,O)-L)/(H-L)>0.3; 爆量:=V/MA(V,5)>1.8; 五日乖离:=C/MA(C,5)<0.94; 尾盘买点: 当日跌幅 AND 长下影 AND 爆量 AND 五日乖离; DRAWICON(尾盘买点,L*0.99,1);