X:(20*A+19*REF(A,1)+18*REF(A,2)+17*REF(A,3)+16*REF(A,4)+15*REF(A,5)+
14*REF(A,6)+13*REF(A,7)+12*REF(A,8)+11*REF(A,9)+10*REF(A,10)+9*REF(A,11)+8*REF(A,12)
+7*REF(A,13)+6*REF(A,14)+5*REF(A,15)+4*REF(A,16)+3*REF(A,17)+2*REF(A,18)+
REF(A,20))/210,COLORWHITE,LINETHICK1;
Y:MA(X,15),COLORYELLOW,LINETHICK1;
macd在0轴上:=(2*CLOSE+HIGH+LOW)/4;
第一次金叉:EMA(macd在0轴上,90)*0.995,COLORGREEN,CIRCLEDOT;
选股指标:EMA(macd在0轴上,142)*0.998,COLORMAGENTA,LINETHICK2;
sewww:EMA(macd在0轴上,250)*0.885,COLORRED,LINETHICK2;