X_1:=(EMA(CLOSE,N)+EMA(CLOSE,N*2)+EMA(CLOSE,N*3))/3; NB牛背:=EMA(X_1,9),COLORYELLOW,LINETHICK2; NP牛皮:=X_1+(X_1-NB牛背)*2,COLORSTICK; STICKLINE(NB牛背<NP牛皮,0,NP牛皮-NB牛背,0.8,0),COLORRED;
