JE:=VOL;
JJ:=(HIGH+LOW+CLOSE)/3;
QJ0:=VOL/IF(HIGH=LOW,4,HIGH-LOW);
主买:=(QJ0*(JJ-MIN(CLOSE,OPEN)));
主卖:=(QJ0*(MIN(OPEN,CLOSE)-LOW));
AA:=IF(C>(H+L)/2,JE,0);
BB:=IF(C<(H+L)/2,JE,0);
F1:=SUM(AA,5);
F2:=SUM(BB,5);
F3:=EMA(F1-F2,3);
B:主买>主卖 AND CROSS(F3,REF(F3,1)) AND F3<0;
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