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A:=ma(-100*(HHV(HIGH,34)-CLOSE)/(HHV(HIGH,34)-LLV(LOW,34)),19)+100;
B:=-100*(HHV(HIGH,14)-CLOSE)/(HHV(HIGH,14)-LLV(LOW,14))+100;
D:=EMA(-100*(HHV(HIGH,34)-CLOSE)/(HHV(HIGH,34)-LLV(LOW,34)),4)+100;
大底:(A<15 AND REF(A,1)<15 AND D<18 AND B>REF(B,1) AND crOSS(B,A) AND B>D
AND (REF(B,1)<5 OR REF(B,2)<5 ) AND (D>=A OR REF( B,1)<1 ));