VAR1:=(CLOSE-MA(CLOSE,21))/MA(CLOSE,21)*100;VAR2:=(CLOSE-LLV(LOW,43))/(HHV(HIGH,43)-LLV(LOW,43))*100;VAR3:=(VAR2,2,1);顶:100+(-A(VAR1)),COLORRED;:SMA(VAR3,2,1);底:ABS(VAR1),COLORGREEN;生死线:50,COLORFFAA00,LINETHICK3;A:80;B:20;买:STICKLINE(OSS(股价,底),3,20,2,0),COLORRED,LINETHICK1;STICKLINE(CROSS(股价,底),20,25,2,0),COLORFF9900,LINETHICK1;DRAWTEXT(CROSS(股价,底),30,' 买'),COLORFFFFCC;卖:STICKLINE(CROSS(股价,顶),70,90,2,0),COLORRED,LINETHICK1;STICKLINE(CROSS(股价,顶),90,99,2,0),COLORFF9900,LINETHICK1;DRAWTEXT(CROSS(股价