小牛极品抄底，通过价格、均线的趋势背离，给出底部信号

RSV1:=(CLOSE-LLV(LOW,21))/(HHV(HIGH,21)-LLV(LOW,21))*100;

RSV2:=(CLOSE-LLV(LOW,37))/(HHV(HIGH,37)-LLV(LOW,37))*100;

短线:SMA(SMA(RSV1,3,1),3,1)+3*STD(CLOSE,21),COLOR00FF00;

中线:SMA(RSV2,5,1)+2*STD(CLOSE,37),colorred;

RSV3:=(CLOSE-LLV(LOW,55))/(HHV(HIGH,55)-LLV(LOW,55))*100;

长线:SMA(RSV3,5,1),coloryellow;

看底:STICKLINE(中线<15,中线,15,6,0),COLORF00FF0;

黄金坑:STICKLINE(短线<20 AND 中线<20 AND 长线<20,MAX(长线,MAX(短线,中线)),20,8,0),COLOR00CCFF;

DRAWTEXT(CROSS(短线,长线),短线,'始');

DRAWTEXT(CROSS(中线,短线),中线,'终');