Q2:=(CLOSE-LLV(LOW, 18))/(HHV(HIGH, 18)-LLV(LOW, 18))*100; Q3:=SMA(Q2, 9, 1); Q4:=SMA(Q3, 3, 1); 长:3*Q3-2*Q4,COLORWHITE,LINETHICK3; :EMA(Q3, 3),COLORRED,LINETHICK3; DRAWTEXT(OSS(趋势线, 长趋势) AND REF(长趋势,1)>80, REF(长趋势,3), '◤顶'),COLOR00FF00,LINETHICK1;逢: DRAWTEXT(REF(CROSS(趋势线,长趋势),82) AND 趋势线>1.3*长趋势,长趋势,'逢低买'),LINETHICK1;买: DRAWTEXT(REF(CROSS(长趋势,趋势线),1) AND 长趋势>1.3*趋势线,趋势线,'★'),COLORYELLOW,LINETHICK1; : CROSS(长趋势,趋势线);DRAWTEXT(金叉,趋势线,'金叉'),COLORYELLOW;