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| YJFH:=CROSS(CLOSE,MA(CLOSE,13)) AND CROSS(CLOSE,MA(CLOSE,34)) AND CROSS(CLOSE,MA(CLOSE,55)); A1:=(CLOSE-LLV(LOW,22))/(HHV(HIGH,22)-LLV(LOW,22))*100;
 A2:=(CLOSE-LLV(LOW,27))/(HHV(HIGH,27)-LLV(LOW,27))*100;
 A:=3*SMA(A1,5,1)-2*SMA(SMA(A2,5,1),3,1);
 一剑封喉:YJFH AND A<30;
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