在论坛里看到有人想找凹口平量柱的指标公式，刚好我这有，现放上来，以供有需求的朋友使用。

指标里标注的文字，是指形成凹口平量柱的时间

XGX7:ABS((VOL-REF(VOL,7))/REF(VOL,7))<0.04 AND 
VOL>1.8*REF(VOL,2) AND 
REF(VOL,1)<REF(VOL,7) AND
REF(VOL,2)<REF(VOL,7) AND
REF(VOL,3)<REF(VOL,7) AND
REF(VOL,(7-3))<REF(VOL,7) AND
REF(VOL,(7-2))<REF(VOL,7) AND
REF(VOL,(7-1))<REF(VOL,7);

XGX8:ABS((VOL-REF(VOL,8))/REF(VOL,8))<0.04 AND 
VOL>1.8*REF(VOL,2) AND 
REF(VOL,1)<REF(VOL,8) AND
REF(VOL,2)<REF(VOL,8) AND
REF(VOL,3)<REF(VOL,8) AND
REF(VOL,(8-3))<REF(VOL,8) AND
REF(VOL,(8-2))<REF(VOL,8) AND
REF(VOL,(8-1))<REF(VOL,8);

XGX9:ABS((VOL-REF(VOL,9))/REF(VOL,9))<0.04 AND 
VOL>1.8*REF(VOL,2) AND 
REF(VOL,1)<REF(VOL,9) AND
REF(VOL,2)<REF(VOL,9) AND
REF(VOL,3)<REF(VOL,9) AND
REF(VOL,(9-3))<REF(VOL,9) AND
REF(VOL,(9-2))<REF(VOL,9) AND
REF(VOL,(9-1))<REF(VOL,9);

XGX10:ABS((VOL-REF(VOL,10))/REF(VOL,10))<0.04 AND 
VOL>1.8*REF(VOL,2) AND 
REF(VOL,1)<REF(VOL,10) AND
REF(VOL,2)<REF(VOL,10) AND
REF(VOL,3)<REF(VOL,10) AND
REF(VOL,(10-3))<REF(VOL,10) AND
REF(VOL,(10-2))<REF(VOL,10) AND
REF(VOL,(10-1))<REF(VOL,10);

XGX11:ABS((VOL-REF(VOL,11))/REF(VOL,11))<0.04 AND 
VOL>1.8*REF(VOL,2) AND 
REF(VOL,1)<REF(VOL,11) AND
REF(VOL,2)<REF(VOL,11) AND
REF(VOL,3)<REF(VOL,11) AND
REF(VOL,(11-3))<REF(VOL,11) AND
REF(VOL,(11-2))<REF(VOL,11) AND
REF(VOL,(11-1))<REF(VOL,11);

XGX12:ABS((VOL-REF(VOL,12))/REF(VOL,12))<0.04 AND 
VOL>1.8*REF(VOL,2) AND 
REF(VOL,1)<REF(VOL,12) AND
REF(VOL,2)<REF(VOL,12) AND
REF(VOL,3)<REF(VOL,12) AND
REF(VOL,(12-3))<REF(VOL,12) AND
REF(VOL,(12-2))<REF(VOL,12) AND
REF(VOL,(12-1))<REF(VOL,12);

DRAWTEXT(XGX7,1.1,'7日平量柱');
DRAWTEXT(XGX8,1,'8日平量柱');
DRAWTEXT(XGX9,0.9,'9日平量柱');
DRAWTEXT(XGX10,0.8,'10日平量柱');
DRAWTEXT(XGX11,0.7,'11日平量柱');
DRAWTEXT(XGX12,0.6,'12日平量柱');