买线:EMA(C,2),COLORRED,LINETHICK1; 卖线:EMA(SLOPE(C,21)*21+C,42),POINTDOT,COLORYELLOW; BUY:=CROSS(买线,卖线); SEL:=CROSS(卖线,买线); DRAWTEXT(BUY,LOW-0.1,'Ｂ '),COLORF00FF0,LINETHICK5; DRAWTEXT(SEL,HIGH+0.1,'Ｓ'),COLORWHITE,LINETHICK5;
