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买入方法，预警当天均价线附近低吸。已成功提取预警前一天的信号，但是没能保证每个都成功，所以没有放出，升级版的短线抄底更名为强势股回调，这个名字更合适。
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
T0:=CROSS(C,REF(EMA(DMA((((H+L)+(C*2))/4.15),0.9),3),1));
T1:=J>REF(J,1) AND REF(J,1)<REF(J,2);
T2:=K>REF(K,1) AND REF(K,1)<REF(K,2);
VAR1B:=(2*CLOSE+HIGH+LOW)/4;
VAR2B:=LLV(LOW,5);
VAR3B:=HHV(HIGH,5);
VAR4B:=EMA((VAR1B-VAR2B)/(VAR3B-VAR2B)*100,5);
MA1:=MA(VAR4B,2);
买1:=IF(VAR4B<=MA1,0,1);
买7:=IF(VAR4B<MA(CLOSE,20),0,1);
T7:=C>REF(C,1);
T3:= MA1<40 AND 买1<1 ;
VAR1A:=(2*CLOSE+HIGH+LOW)/4;
VAR2A:=LLV(LOW,34);
VAR3A:=HHV(HIGH,34);
VAR4A:=EMA((VAR1A-VAR2A)/(VAR3A-VAR2A)*100,8);
涨:=VAR4A;
T4:= 涨>50;
股池:=T3 AND T4;
VAR1C:=(LLV(LOW,5)*HHV(HIGH,5))/C/C;
T5:=CROSS(1.1,VAR1C);
XG:(股池<1) AND (REF(股池,1)>0) AND T0 AND T1 AND T2 AND T5 ;