空:MA(B,3),COLORBLUE;操作:MA(B,13),COLORYELLOW;波段牛熊:MA(B,34),COLORGREEN;长期牛熊:MA(B,233),COLORWHITE;买线:=EMA(C,2);卖线:=EMA(SLOPE(C,21)*20+C,42);BU:=CROSS(买线,卖线);SEL:=CROSS(卖线,买线);
DRAWTEXT(BU,LOW*0.999,'B'),COLORRED,LINETHICK3;DRAWTEXT(BU,LOW,'