T1:=REF(C O,3);
T2:=REF(C O,2);
T3:=REF(C O,1);
T4:=C
T5:=C REF(O,2) AND C REF(O,1);
{双阴缩量}
T6:=VOL REF(VOL,1) AND VOL REF(VOL,2);
T7:=REF(VOL,3) REF(VOL,2) AND REF(VOL,3) REF(VOL,1);
一阳盖双阴:T1 AND T2 AND T3 AND T4 AND T5 AND T6 AND T7;