通达信高准确性和实用性的牛股阻击指标公式（副图和源码）
VAB0:=13;VAB1:=1500000;VAB2:=VAB0 + VAB1; VAB3:=IF(DATE > VAB2,0,1);
LC:=REF(CLOSE,1);
SG:=EMA(HHV(HIGH,1),8);
X1:=EMA(CLOSE,8);
X30:=((X1 < REF(X1,1)) AND (CLOSE < X1));
X31:=IF(((SG < REF(SG,1)) OR X30),1,0);
操作线:=SMA(MAX(CLOSE-LC,0),2,1)/SMA(ABS(CLOSE-LC),2,1)*100,COLORRED,LINETHICK2;
震仓:=45,COLORMAGENTA;
底线:=20,COLORGREEN;
PP:=操作线<震仓 AND REF(操作线,1)>震仓 ;
PP3:=操作线<底线 AND REF(操作线,1)>底线*VAB3;
抓牛:(((((COUNT((X31 = 1),4) = 3) AND (X31 = 0))AND O<C AND (((C-REF(C,1))/REF(C,1))>0.065))*10) >=10)OR((C-REF(C,1))/REF(C,1)>0.065 AND (REF(PP3,1) OR REF(PP,1))) AND VAB3=1,STICK,COLORYELLOW,LINETHICK4;
DRAWTEXT(抓牛,抓牛*0.71,' ←狙击'),COLORYELLOW;
