DEA:=EMA(DIF,4);
macd:=(DIF-DEA)*2;
MacD空中加油:=
MACD =0
AND REF(MACD,1) =0
AND REF(MACD,2) =0
AND REF(MACD,3) =0
AND MACD REF(MACD,1) AND REF(MACD,1) REF(MACD,2)
AND REF(MACD,2) REF(MACD,3);
XG:DRAWICON(MACD空中加油,0.35,1);