AA:=(ATAN((MA(C,5)/REF(MA(C,5),1)-1)*100)*180/3.14115926);
CC:=MA(AA,5);
ANA:=PLOYLINE(CROSS(AA,CC),CC);
ANB:=PLOYLINE(CROSS(CC,AA),CC);
MD:=CROSS(AA,CC) AND ((ANB>REF(ANB,1) AND ANB>ANA AND CC<=0)
OR ((CC<=-45 OR CROSS(CC,-45)) AND (ANB<-60
OR LLV("KDJ.J",3)<=-49) AND ANB>0));
AQZ:=COUNT(CROSS(AA,CC),ANA<REF(ANA,5) AND ANB>REF(ANB,5));
买:MD AND AQZ AND C<O;
