程序化交易必备，重点是如何选择操作品种。
选择经常出现单边或宽幅震荡品种效果很好。
{多空波段主图指标}
MA5:MA(CLOSE,5);
MA10:MA(CLOSE,10);
MA20:MA(CLOSE,20);
MA60:MA(CLOSE,60);
VAR1:=(CLOSE-LLV(LOW,36))/(HHV(HIGH,36)-LLV(LOW,36))*100;
VAR2:=SMA(VAR1,3,1);
VAR3:=SMA(VAR2,3,1);
VAR4:=SMA(VAR3,3,1);
波段线:VAR3,COLORRED,LINETHICK2;
趋势线:VAR4,COLORGREEN,LINETHICK2;
DRAWICON(CROSS(波段线,趋势线),L*0.98,1);
DRAWICON(CROSS(趋势线,波段线),H*1.02,2);
STICKLINE(波段线>=趋势线,LOW,HIGH,0,0),COLORRED;
STICKLINE(波段线>=趋势线,CLOSE,OPEN,3,0),COLORRED;
STICKLINE(波段线<趋势线,LOW,HIGH,0,0),COLORGREEN;
STICKLINE(波段线<趋势线,CLOSE,OPEN,3,0),COLORGREEN;
DRAWTEXT(CROSS(波段线,趋势线),L*0.95,'买'),COLORRED;
DRAWTEXT(CROSS(趋势线,波段线),H*1.05,'卖'),COLORGREEN;
