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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+0.1,'B'),COLORRED,LINETHICK3; 
DRAWTEXT(BU,LOW+0.1,'￣'),COLOR0000FF,LINETHICK3;
DRAWTEXT(SEL,HIGH+0.1,'￣'),,,COLORFFF000,LINETHICK3; 
DRAWTEXT(SEL,HIGH+0.1,'S'),,,COLORGREEN,LINETHICK3; 
STICKLINE(买线>=卖线,LOW,HIGH,0.1,1),COLORRED; 
STICKLINE(买线>=卖线,CLOSE,OPEN,8,1),COLORRED; 
STICKLINE(买线<卖线,CLOSE,OPEN,8,0),COLOR00FF00; 
STICKLINE(买线<卖线,LOW,HIGH,0.1,1),COLOR00FF00;