STICK,COLORRED,LINETHICK1; AAA跌:IF(AAA1 REF(AAA1,1),AAA1,DRAWNULL),STICK,COLORYELLOW,LINETHICK1; 买入线:15; 房子:AAA1-REF(AAA1,1),COLORRED; DRAWICON(CROSS(房子,买入线),买入线,1);