{狙击低点选股公式
股价在上升途中的回调时,突然走出跌破20日均线的大(中)阴线;第二天走出一根下探的长下影线的K线(阴阳均可)。此K线组合市场意义在于股价探底回升,之后一般会走出一段不错的上升行情}
ref(c,1)<ref(o,1) and ref(c,2)*0.95>=ref(c,1) and ref(o,1)/ref(c,1)>=1.04
and (MIN(CLOSE,OPEN)-LOW)/(HIGH-LOW)>0.667 and ma(c,10)>ma(c,20)
and ref(c,1)>ma(c,20) and l<ma(c,20) and c>ma(c,20) ;