以下是XA牛股通道源码

X_1:=LOW/2+CLOSE/2;
中轨:MA(X_1,11.585)*1.085;
操盘线:MA(X_1,11.585),COLORYELLOW,LINETHICK2;
上轨:MA(X_1,11.585)*1.17,COLORRED,LINETHICK2;
牛熊线:MA(X_1,89.125),COLORGREEN,LINETHICK2;
强牛线:MA(CLOSE,55),COLORCYAN;