A:=*CLOSE;B:=SUM(A,1)/SUM(,1);B1:=EMA(B,17);:=(B-B1)*100/B;DIFF:=EMA(资金,12) - EMA(资金,26);DEA:=EMA(DIFF,9);JCCOUNT:=COUNT(OSS(DIFF,DEA),BARSLAST(DEA>=0));:CROSS(DIFF,DEA) AND DEA<0 AND COUNT(JCCOUNT=2,21)=1;