副图超短线超卖提醒指标。红“超短线1”条件极苛刻，基本少见；黄“超短线2”=1表示短、长周期RSI同步低位；绿“超卖1”、品红“超卖2”=0.5表示7周期RSI<12的极端超卖。
用法：低位出现黄、绿、品红信号时关注反弹，多信号共振更可靠；结合K线、量能、趋势确认，快进快出，破位止损。仅为辅助提示。
A1:=ABS((EMA(CLOSE, 5) - EMA(CLOSE, 10))) * 628;
A2:=A1 / CLOSE;
超短线1:IF((A1<A2),1,0),LINETHICK2,COLORRED;
A3:=REF(CLOSE,1);
A4:=SMA(MAX((CLOSE - A3),0), 8, 1) / SMA(ABS((CLOSE - A3)), 8.000, 1) * 100;
A5:=SMA(MAX((CLOSE - A3),0), 55, 1) / SMA(ABS((CLOSE - A3)), 55.000, 1) * 100;
超短线2:(((A4<= 20) AND (A5 <= 49)) * 1),LINETHICK2,COLORYELLOW;
超卖1: IF(SMA(MAX(CLOSE-REF(CLOSE,2),0),7,1)/SMA(ABS(CLOSE- REF(CLOSE,2))
,7,1)*100<12,0.5,0),LINETHICK2,COLOR00FF00;
超卖2: IF(SMA(MAX(CLOSE-REF(CLOSE,1),0),7,1)/SMA(ABS(CLOSE-REF(CLOSE,1))
,7,1)*100 <12,0.5,0),LINETHICK2,COLORF00FF0;
