天数:=30;次数:=5; XGX1:=HHV(H,4); XGX2:=VOL>REF(VOL,1)*1.8; XGX3:=C>REF(XGX1,1); XGX:=XGX2 AND XGX3; XG:COUNT(XGX,天数)>=次数;
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