N:=90;M:=3;
低:=REF(LLV(L,N),M);
低点:=REFDATE(低,DATE);
买好股:低点=L AND ((C-L)>(0-C) OR (O-L)>(C-O)) COLORYELLOW,LINETHICK5,STICK;
XG:低点=L AND ((C-L)>(0-C) OR (O-L)>(C-O));