通达信下跌三阴源码

三连阴:={COUNT(C2 AND} COUNT(C<=O,3)>2 AND REF(C,1) 二缩量:=VOL<=REF(VOL,1) AND REF(VOL,1) 三根阴线选股:三连阴 AND 二缩量 AND O/C1.07;