如题，两线在45-55时给个选股信号(紫线上穿白线}，谢谢！在线等！副图：LC := REF(CLOSE,1);RSI:SMA(MAX(CLOSE-LC,0),14,1)/SMA(ABS(CLOSE-LC),14,1)*100,,COLORMAGENTA,LINETHICK2;压力: HHV(MA(RSI,3),13),COLORGREEN;支撑:LLV(MA(RSI,3),13),COLORYELLOW;TYP := (HIGH + LOW + CLOSE)/3;V1:=SUM(IF(TYP>REF(TYP,1),TYP*VOL,0),14)/SUM(IF(TYP编写条件：