通达信大幅回撤抄底源码副图遇到黄金坑抄底啦

XA_1:=IF(NAMELIKE(1) OR NAMELIKE(2),0,1); XA_2:=IF(DATE 1900930,1,1); XA_3:=DYNAINFO(4) XA_4:=REF(CLOSE,1); XA_5:=CLOSE XA_4*0.911; XA_6:=HIGH/CLOSE 1.099; XA_7:=XA_5 OR XA_6; DFHC:XA_7*XA_2 AND XA_1 AND XA_3;