指标主要功能是捕捉短期强势启动点。它结合了三个关键信号：1）10日和20日均线同时向上且角度大于1度；2）MACD指标金叉且柱状线放大；3）当天收阳线。操作策略很简单：当这三个条件同时满足时，就是买入信号，说明短期趋势转强，适合短线参与。止损可设在前低点，止盈参考后续量价配合情况。这个策略适合用在震荡市或上升趋势中的回调买入机会。
{〖双龙戏珠〗主图源码如下}
VAR10:=MA(C,5);
HG10:=ATAN((VAR10-REF(VAR10,1)))*180/3.1416;
STICKLINE(HG10>1 AND VAR10>REF(VAR10,1), VAR10,REF(VAR10,1),2,0),COLORMAGENTA;
STICKLINE(HG10< 1 AND VAR10< REF(VAR10,1), VAR10,REF(VAR10,1),2,1),COLORGREEN;
X20:=MA(C,20);
HG20:=ATAN((X20-REF(X20,1)))*180/3.1416;
STICKLINE(HG20>1,X20,REF(X20,1),2,0),COLORYELLOW;
STICKLINE(HG20< 1,X20,REF(X20,1),2,1),COLORBBCCCC;
AF:=EMA((CLOSE+HIGH+LOW)/3,10);
BF:=IF (YEAR<=2017,IF(YEAR< 2017,REF(AF,1),IF(YEAR=2017 AND MONTH< 10,REF(AF,1),0)),0);
DIFF:= EMA(CLOSE,9) - EMA(CLOSE,26);
DEA:= EMA(DIFF,12);
MACD:= 2*(DIFF-DEA);
ZC:=50*(IF(MACD>REF(MACD,1) AND REF(MACD,1)>0 AND REF(MACD,2)>REF(MACD,1),0.2,0));
VARHG:= MACD.MACD>0 AND MACD>REF(MACD,1);
双龙戏珠:=BARSLASTCOUNT(HG10>1 AND VAR10>REF(VAR10,1) AND HG20>1)=1 ;
STICKLINE(双龙戏珠 AND VARHG AND C>O,O,C,3,0),COLORRED;
DRAWICON(双龙戏珠 AND VARHG AND C>O,L*1.002,13);
{〖双龙戏珠〗副图源码如下}
VAR10:=MA(C,10);
HG10:=ATAN((VAR10-REF(VAR10,1)))*180/3.1416;
X20:=MA(C,20);
HG20:=ATAN((X20-REF(X20,1)))*180/3.1416;
DIFF:= EMA(CLOSE,9) - EMA(CLOSE,26);
DEA:= EMA(DIFF,12);
MACD:= 2*(DIFF-DEA);
VARHG:= MACD.MACD>0 AND MACD>REF(MACD,1);
双龙戏珠:=BARSLASTCOUNT(HG10>1 AND VAR10>REF(VAR10,1) AND HG20>1)=1 ;
STICKLINE(双龙戏珠 AND VARHG AND C>O,0,0.8,2,0),COLORYELLOW;
STICKLINE(双龙戏珠 AND VARHG AND C>O,0.8,2,2,1),COLORBBCCCC;
DRAWICON(双龙戏珠 AND VARHG AND C>O,0.8*1.002,25);
DRAWICON(双龙戏珠 AND VARHG AND C>O,1.8*1.002,13);
