指标通过多周期均线和成本线分析，识别股价底部区域。黄金线反映短期支撑位，控盘成本线显示主力持仓成本，低吸伏击和走势铁底标记超跌反弹机会。当股价触及铁底且涨幅超2%时，触发买入信号。
操作策略：黄金线上穿时关注，铁底信号出现后结合放量确认入场，成本线下移需警惕风险。
M:=88;{默认88}
M1:=13;{默认13}
M2:=5;{默认12}
N1:=6;{默认6}
VAR0A:=EMA(EMA(EMA(CLOSE,2),2),2);
MA13:(MA(VAR0A,M1)*0.99),COLORYELLOW;
TLAMSENR:=MAX(MAX((HIGH-LOW),ABS((REF(CLOSE,1)-HIGH))),ABS((REF(CLOSE,1)-LOW)));
ATR:=MA(TLAMSENR,M1);
VAR1A:=(REF(CLOSE,1)-REF(ATR,1));
黄金线:(HHV(VAR1A,M2)),LINETHICK2,COLOR0080FF;
VAR1:=EMA(AMOUNT/VOL/100,3);
控盘成本:EMA(VAR1,M),LINETHICK1,COLORRED;
低吸伏击:EMA(VAR1,M)*0.85,COLORCYAN ,LINETHICK1;
走势铁底:低吸伏击*0.87,LINETHICK1,COLORLIMAGENTA;
VAR2:=LOW<=走势铁底 AND CLOSE>REF(CLOSE,1)*1.02;
成本线:IF(控盘成本<REF(控盘成本,1),控盘成本,DRAWNULL),LINETHICK1,COLORGREEN;
DRAWICON(FILTER(VAR2,N1),L-0.55,5);
