XA牛股通道源码

	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;