PSY:COUNT(CLOSE REF(CLOSE,1),5)/30*100; PSYMA:MA(PSY,3); (PSY=0,PSYMA,PSYMA,1),COLORRED,LINETHICK2; 趋势线:3*PSY-2*PSYMA, ,COLOR7FFF00; DRAWTEXT(趋势线 0.5,0,'★'),LINETHICK3,COLOR00FFFF;