做副图或选股预警指标均可，信号挺多做超级短线，最好是尾盘选股潜伏，次日苗头不对就能走。
指标源码：
SL1:=0.99;
SJ1:=1;
SL2:=0.99;
SJ2:=1;
HJY:=O>REF(C,1) AND C<O AND V<REF(V,1)*SL1;
HJYY:=C>O AND C<REF(C,1) AND V<REF(V,1)*SL2;
COUNT(HJY,SJ1)>=1 OR COUNT(HJYY,SJ2)>=1;
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