E1:=(REF(LLV(LOW,2*3),1)+REF(HHV(HIGH,2*3),1))/2;
E2:=(HIGH+LOW)/2;{高低?出?在同一K?上?可作取舍}
H1:=(D1 AND NOT(D2 AND E1>=E2)) OR ISLASTBAR OR BARSCOUNT(CLOSE)=1;
L1:=(D2 AND NOT(D1 AND E1<E2));
H2:=D1 AND NOT(D2 AND E1>=E2);
X1:=REF(BARSLAST(H1),1)+1;
F1:=BACKSET(H1 AND COUNT(L1,X1)>0,LLVBARS(IF(L1,LOW,10000),X1));
G1:=F1>REF(F1,1);
I1:=BACKSET(G1,2);
LD:=I1>REF(I1,1);{??后低?}
L2:=LD OR ISLASTBAR OR BARSCOUNT(CLOSE)=1;
X2:=REF(BARSLAST(L2),1)+1;
F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,HIGH,0),X2));
G2:=F2>REF(F2,1);
I2:=BACKSET(G2,2);
HD:=I2>REF(I2,1);{??后高?}