为了让更多的同学看见实用、免费的好指标，特推荐【低位金叉】优化版主图源码，感谢原作者，谢谢！！！希望大家自行改编但不要用于商业用途。

MACD看透主力-通达信副图，里面包含了【低位金叉】。不当之处请原作者指正。谢谢。

MACD看透主力-通达信副图

用法：底背离、低位金叉或者二次金叉，主力拉升=1，出黄金柱买入；出红柱，主力拉升=1持有；出绿柱，主力拉升=0卖出。做波段的，看红线（主力买1线），红线、主力买1有数字、主力买2=0时买入，绿线、主力买1=0、主力买2有数字时卖出。

VA:=IF(CLOSE>REF(CLOSE,1),VOL,-VOL);
OBV1:=SUM(IF(CLOSE=REF(CLOSE,1),0,VA),0);
OBV2:=EMA(OBV1,3)-MA(OBV1,9);
OBV3:=EMA(IF(OBV2>0,OBV2,0),3);
MAC3:=MA(C,3);
SHORT:=12;LONG:=26;MID:=9;
DIF:EMA(CLOSE,SHORT)-EMA(CLOSE,LONG)COLORYELLOW ;
DEA:EMA(DIF,MID)COLORFF9900 ;
MACD:=(DIF-DEA)*2;
STICKLINE(OBV3>REF(OBV3,1) AND MAC3>REF(MAC3,1),0,MACD,2,0),COLORYELLOW;
吸:=XLPL.NOTEXT吸;
拉:=XLPL.NOTEXT拉;
派:=XLPL.NOTEXT派;
落:=XLPL.NOTEXT落;
STICKLINE(吸,0,MACD,1,0),COLORLIRED;
STICKLINE(拉,0,MACD,1,0),COLORRED;
STICKLINE(派,0,MACD,1,0),COLORGREEN;
STICKLINE(落,0,MACD,1,0),COLORWHITE;
主力买1:IF(DIF>REF(DIF,1),DIF,DRAWNULL),COLORRED,LINETHICK2;
主力买2:IF(DIF<REF(DIF,1),DIF,DRAWNULL),COLOR00FF00,LINETHICK2;
低位金叉:=CROSS(DIF,DEA) AND DIF<-0.1;
STICKLINE(低位金叉,0,0.08,6,0),COLORFF00FF;
DRAWTEXT(低位金叉,0.16,' 低位金叉'),COLORWHITE;
JCCOUNT:=COUNT(CROSS(DIF,DEA),BARSLAST(DEA>=0));
二次金叉:=CROSS(DIF,DEA) AND DEA<0 AND COUNT(JCCOUNT=2,21)=1;
STICKLINE(二次金叉,0,0.06,6,0),COLORFFCC00;
DRAWICON(二次金叉,DEA*0.9,1) ;
DRAWTEXT(二次金叉,0.2,' 二次金叉'),COLORYELLOW;
A1:=BARSLAST(REF(CROSS(DIF,DEA),1));
底背离:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
STICKLINE(底背离,0,0.03,6,0),COLOR00FF00;
DRAWTEXT(底背离,0.12,'底背离'),COLORFF00FF;
A2:=BARSLAST(REF(CROSS(DEA,DIF),1));
顶背离:=REF(CLOSE,A2+1)<CLOSE AND REF(DIF,A2+1)>DIF AND CROSS(DEA,DIF);
DRAWTEXT(低位金叉 AND 二次金叉 AND 底背离,0.25,'三全项'),COLOR0000FF,LINETHICK2;