{底背}
AL:=(C+L+H)/3;
AO:=SMA(AL,5,1)-SMA(AL,13,1);
BBD:=(AO-SMA(AO, 3,1))*100;
BBDA:=SMA(BBD,5,2),COLORRED,LINETHICK0;
RSV1:=BBD;
RSV2:=BBDA;
SV1:=BARSLAST(REF(CROSS(RSV1,RSV2),1));
底背:REF(CLOSE,SV1+1)>CLOSE AND RSV1>REF(RSV1,SV1+1) AND
CROSS(RSV1,RSV2);
{红箭头}
AL:=(C+L+H)/3;
AO:=SMA(AL,5,1)-SMA(AL,13,1);
BBD:=(AO-SMA(AO, 3,1))*100;
红箭头:((((HHV(BBD,4) < 0) AND (BBD > REF(BBD,1)))
AND (REF(BBD,1) < REF(BBD,2))) AND (REF(BBD,2) <
REF(BBD,3)));
{底背或红箭头}
AL:=(C+L+H)/3;
AO:=SMA(AL,5,1)-SMA(AL,13,1);
BBD:=(AO-SMA(AO, 3,1))*100;
BBDA:=SMA(BBD,5,2),COLORRED,LINETHICK0;
RSV1:=BBD;
RSV2:=BBDA;
SV1:=BARSLAST(REF(CROSS(RSV1,RSV2),1));
底背:=REF(CLOSE,SV1+1)>CLOSE AND RSV1>REF(RSV1,SV1+1) AND
CROSS(RSV1,RSV2);
红箭头:=((((HHV(BBD,4) < 0) AND (BBD > REF(BBD,1)))
AND (REF(BBD,1) < REF(BBD,2))) AND (REF(BBD,2) <
REF(BBD,3)));
XG:底背 OR 红箭头;