短线伏击选股指标

AA:=3*SMA((CLOSE-LLV(LOW,55))/(HHV(HIGH,55)-LLV(LOW,55))*100,5,1)-2*SMA(SMA((CLOSE-LLV(LOW,55))/(HHV(HIGH,55)-LLV(LOW,55))*100,5,1),3,1);

BB:=EMA(AA,3)-10;

伏击:CROSS(BB,0);