| BRDL:=(LLV(VOL,21)=VOL); RSV:=(HHV(HIGH,9)-CLOSE)/(HHV(HIGH,9)-LLV(LOW,9))*100;
 LWR1:=SMA(RSV,2,1);
 LWR2:=SMA(LWR1,2,1);
 M:=CROSS(LWR2,LWR1) AND LWR1<REF(LWR1,1);
 DF:=(hhv(c,21)-c)/hhv(c,21)*100>=7;
 A0:=(SUM(CLOSE*AMOUNT,360)/SUM(AMOUNT,360));
 A1:=(SUM(CLOSE*AMOUNT,300)/SUM(AMOUNT,300));
 A2:=(SUM(CLOSE*AMOUNT,240)/SUM(AMOUNT,240));
 A4:=(A0+A1+A2)/3;
 A5:=C<=A4*1.1;
 秘密买:COUNT(REF(BRDL,1),5) AND DF AND M AND A5 AND LWR1>=60,STICK,COLORRED,LINETHICK4;
 DRAWTEXT(秘密买,0.8,'秘'),COLORYELLOW;
 DRAWTEXT(秘密买,0.5,'密'),COLORYELLOW;
 DRAWTEXT(秘密买,0.2,'买'),COLORYELLOW;
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