ma1:=ma(c,3);
ma11:=ma(c,5);
ma2:=ma(c,10);
ma3:=ma(c,13);
ma4:=ma(c,20);
maa3:=ma1>ref(ma1,1) and ref(ma1,1)<ref(ma1,1);
maa5:=ma1>ref(ma11,1) and ref(ma11,1)<ref(ma11,2);
mbb5:=ma1>ref(ma1,1);
mbb13:=ma3>ref(ma3,1);
mm:=mbb5 and mbb13;
maa20:=ma4>ref(ma4,1);
ma35:=maa3 or maa5;
maaa:=mbb13 and ma35;
mmm:=maaa or mm;
pl:=ma1/ma4<=1.05;
B1:= REF(C,1);
B2:= REF(C,2);
SS:=IF(C>REF(C,1) AND REF(C,1)>=REF(C,2),1,IF(C<REF(C,1) AND REF(C,1)<=REF(C,2),-1,IF(C>REF(C,2) AND REF(C,2)>REF(C,1),2,IF(C<REF(C,2) AND REF(C,2)<REF(C,1),-2,0))));
SM:=IF(REF(SS,1)<>0,REF(SS,1),IF(REF(SS,2)<>0,REF(SS,2),IF(REF(SS,3)<>0,REF(SS,3),IF(REF(SS,5)<>0,REF(SS,5),IF(REF(SS,6)<>0,REF(SS,6),IF(REF(SS,7)<>0,REF(SS,7),0))))));
mc:=IF(REF(SS,1)<>0,B2,IF(SM>0,MIN(B1,B2),MAX(B1,B2)));
towfh:=CROSS(c,mc) ;
C1:=C;
C2:=REF(C,1);
c3:=ref(c,2);
htow:=C1>C2 ;
tow:=towfh or htow;
穿三线:=low<=ma4 and c>ma1 and c>ma2 and c>ma4;
vv:=vol>=ref((vol/2),1);
tow and mmm and pl and vv and 穿三线 ;
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