卖线:=(EMA((SLOPE(CLOSE,21))*(20)+CLOSE,42));
穿越红线才能牛:=(HHV(MA(HIGH,13),13));
跌破受阻上支撑:=(LLV(MA(HIGH,13),1));
主力线:=(EMA(CLOSE,2));
散户线:=(EMA(CLOSE,4));
追击:=crOSS(多,空) AND (买线 =卖线) AND (跌破受阻上支撑=穿越红线才能牛);
选股:追击,COLOR00FFFF;