指标主要监控股票短期交易中的关键转折点，通过捕捉巨量阴线、成交量萎缩和价格突破等信号，识别主力洗盘后的潜在上涨机会。它结合成交量变化和价格水平分析，帮助判断资金流向和市场情绪变化。
操作策略为：当巨量阴线信号出现时，表示洗盘可能开始，宜观望；成交量萎缩到特定比例时，表明抛压减轻，可开始关注；价格突破前高点信号触发时，考虑短线买入，但需结合其他指标验证趋势，并设置止损位控制风险。
{主图源码如下}
ZT:=C>=ZTPRICE(REF(C,1),0.1) AND C=H;
T1:=V=HHV(V,10) AND C< O AND O/C>1.04 AND COUNT(ZT,20)< 2 AND HHV(H,3)=HHV(H,20);
N1:=BARSLAST(T1);
T2:=CROSS(REF(V,N1)/3,V) AND REF(EVERY(V>REF(V,N1)/3 AND C< REF(H,N1),N1),1) AND N1< 10;
N2:=BARSLAST(T2);
XG:=CROSS(C,REF(H,N2)) AND REF(EVERY(C< REF(H,N2),N2),1) AND N2< 10;
STICKLINE(T1,C,O,3,0),COLORGREEN;
DRAWTEXT(T1,H,'←巨阴');
STICKLINE(T2,H,H,2,0),COLORYELLOW;
STICKLINE(EVERY(C< REF(H,N2),N2) AND N2< 10,REF(H,N2),REF(H,N2),2,0)COLORYELLOW;
DRAWICON(T2,L,38);
DRAWICON(XG,C,1);
{副图源码如下}
ZT:=C>=ZTPRICE(REF(C,1),0.1) AND C=H;
T1:=V=HHV(V,10) AND C< O AND O/C>1.04 AND COUNT(ZT,20)< 2 AND HHV(H,3)=HHV(H,20);
N1:=BARSLAST(T1);
T2:=CROSS(REF(V,N1)/3,V) AND REF(EVERY(V>REF(V,N1)/3 AND C< REF(H,N1),N1),1) AND N1< 10;
N2:=BARSLAST(T2);
XG:CROSS(C,REF(H,N2)) AND REF(EVERY(C< REF(H,N2),N2),1) AND N2< 10;
