这个指标主要用来判断股票趋势和买卖点。核心逻辑是：用20日均线划分多空区域，结合黄金分割位（0.618）找支撑压力位。当股价回踩到黄金分割位（B61点）且缩量时，出现"回抽"信号可考虑买入。出现"创新高"、"机构参与"信号时是强势特征，"量空排"和跌幅超15%时要注意风险。操作上：回抽信号+缩量时低吸，创新高放量可追，出现风险信号要减仓。
B点:=0;
C点:=0;
MA20:=MA(C,20);
SZ1:=REF(C>MA20,3) AND EVERY(C>=MA20,3);
SZ2:=BARSLAST(SZ1);
XD1:=REF(C<MA20,3) AND EVERY(C<=MA20,3);
XD2:=BARSLAST(XD1);
SZ3:=CROSS(XD2,SZ2);
XD3:=CROSS(SZ2,XD2);
SZ4:=BACKSET(SZ3,4) AND REF(BACKSET(SZ3,4),1)=0;
XD4:=BACKSET(XD3,4) AND REF(BACKSET(XD3,4),1)=0;
SZL:=BARSLAST(SZ4)<=BARSLAST(XD4);
XDL:=BARSLAST(XD4)<=BARSLAST(SZ4);
Z1:=BARSLAST(XD4);
Z2:=BARSLAST(SZ4);
LL:=LLV(L,Z1+1);
HH:=HHV(H,Z2+1);
DDD:=REF(HH,Z1);
LL1:=REF(LL,Z2);
LLL:=REF(LL1,Z1);
C0:=IF((FRACPART(C*100)*10)>4.6,CEILING(C*100)/100,INTPART(C*100)/100);
L0:=IF((FRACPART(L*100)*10)>4.6,CEILING(L*100)/100,INTPART(L*100)/100);
O0:=IF((FRACPART(O*100)*10)>4.6,CEILING(O*100)/100,INTPART(O*100)/100);
GD0:=HHV(H,Z2+1);
GD:=IF(H<=GD0,GD0,0);
GW0:=IF((FRACPART(DDD*100)*10)>4.6,CEILING(DDD*100)/100,INTPART(DDD*100)/100);
DW0:=IF((FRACPART(LLL*100)*10)>4.6,CEILING(LLL*100)/100,INTPART(LLL*100)/100);
GW:=IF(SZL,IF((FRACPART(GD*100)*10)>4.6,CEILING(GD*100)/100,INTPART(GD*100)/100),GW0);
DW:=IF(SZL,IF((FRACPART(LL*100)*10)>4.6,CEILING(LL*100)/100,INTPART(LL*100)/100),DW0);
B61:=IF((FRACPART((DW+(GW-DW)*0.618)*100)*10)>4.6,CEILING((DW+(GW-DW)*0.618)*100)/100,INTPART((DW+(GW-DW)*0.618)*100)/100);
XC6:=C<O AND V<REF(V,1) AND ABS(C0-B61)<=0.01;
XO6:=C>O AND V<REF(V,1) AND ABS(O0-B61)<=0.01;
XL6:=V<REF(V,1) AND ABS(L0-B61)<=0.01 AND C0-B61>0.01 AND O0-B61>0.01;
H618:=(XC6 OR XO6 OR XL6) AND EXIST(V>REF(V,1) AND C>B61,Z2);
跌幅:(DDD-LL)/LL*100,NODRAW;
量空排:EVERY(MA(V,120)>=MA(V,30) AND MA(V,30)>=MA(V,5),1) AND XDL,NODRAW;
创新高:C>DDD AND V>REF(V,1) AND C>REF(C,1) AND C>O,NODRAW;
机构参与:EXIST(EVERY(V>MA(V,120),3) OR (V>MA(V,120) AND REF(V>MA(V,120),2)) OR (V>MA(V,120) AND REF(V>MA(V,120),3)),3) AND SZL,NODRAW;
HX2:=HHVBARS(H,BARSLAST(SZ4))+1;
回抽:H618 AND HX2=1,NODRAW,COLORCYAN;
STICKLINE(REF(SZL,3),0,1,10,0),COLORLIGRAY;
STICKLINE(REF(XDL,3),0,1,10,0),COLORCYAN; {COLORYELLOW}
STICKLINE(EXIST(跌幅>=15 AND XDL,1),0.15,0.88,10,0),COLORRED;
STICKLINE(机构参与,0.22,0.78,10,0),COLOR000082; {COLORBLUE}
STICKLINE(创新高,0.32,0.68,10,0),COLORYELLOW; {};
