波段起始点：蓝线上穿黄线金叉，同时蓝线下方出现“买”字；波段行情终止点：股价触及天际线并发出“卖”字样，无需蓝线下穿黄线死叉。

 VAR1:=MA(CLOSE,30);

水平面: MA(CLOSE,60), CIRCLEDOT,LINETHICK2;

天际: VAR1+2*STD(CLOSE,60),LINETHICK2;

VAR2:=CROSS(MA(CLOSE,5),MA(CLOSE,30));

DRAWTEXT(VAR2 AND CLOSE<MA(CLOSE,60),LOW-LOW*0.02,'←全仓买 '),coloryellow;

DRAWTEXT(CROSS(ZIG(3,10),REF(ZIG(3,10),1)),LOW*0.99,'←买') , coloryellow,LINETHICK1;

DRAWTEXT(CROSS(REF(ZIG(3,10),1),ZIG(3,10)),HIGH*1.008,'←卖') , colorgreen,LINETHICK1;

卖线:EMA(SLOPE(C,21)*20+C,42),POINTDOT,colorblue,linethick3;