编写通达信公式表示成交量高低平倍梯缩金并在量柱上画线。

C:CLOSE V:VOL AVG_VOL:MA(V,20) VOL_RATIO:IF(V>AVG_VOL, V/AVG_VOL, AVG_VOL/V) LINESTYLE:SETSTYLE(2),COLORRED,BARWIDTH3 DRAWLINE(VOL_RATIO>=5, 0, VOL_RATIO100, LINESTYLE) DRAWLINE(VOL_RATIO>=4 AND VOL_RATIO<5, 0, VOL_RATIO100, LINESTYLE) DRAWLINE(VOL_RATIO>=3 AND VOL_RATIO<4, 0, VOL_RATIO100, LINESTYLE) DRAWLINE(VOL_RATIO>=2 AND VOL_RATIO<3, 0, VOL_RATIO100, LINESTYLE) DRAWLINE(VOL_RATIO>=1 AND VOL_RATIO<2, 0, VOL_RATIO100, LINESTYLE) DRAWLINE(VOL_RATIO>=0.5 AND VOL_RATIO<1, 0, VOL_RATIO100, LINESTYLE) DRAWLINE(VOL_RATIO>=0.2 AND VOL_RATIO<0.5, 0, VOL_RATIO100, LINESTYLE) DRAWLINE(VOL_RATIO<0.2, 0, VOL_RATIO100, LINESTYLE