该指标的优点就是在一个顶底的通道中，能让你获利了结，还有通过支撑与压力线判断信号的真假，大家可以慢慢体会其中的奥妙，定让你豁然开朗！
{波段指标}
VAR1:=(CLOSE-LLV(LOW,20))/(HHV(HIGH,20)-LLV(LOW,20))*100;
VAR2:=SMA(VAR1,3,1);
VAR3:=SMA(VAR2,3,1);
VAR4:=3*VAR2-2*VAR3;
波段线:VAR2,COLORRED;
趋势线:VAR3,COLORGREEN;
强弱线:VAR4,COLORYELLOW;
DRAWICON(CROSS(VAR2,VAR3),VAR3,1);
DRAWICON(CROSS(VAR3,VAR2),VAR2,2);
STICKLINE(VAR2>VAR3,VAR2,VAR3,0.8,1),COLORRED;
STICKLINE(VAR2<=VAR3,VAR2,VAR3,0.8,0),COLORGREEN;
