cjl:vol;
阴线:IF(C<O AND VOL<VOL[1]*0.5,VOL,DRAWNULL);
阴线2:IF(C<O AND VOL<VOL[1]*3 AND VOL>VOL[1]*2,VOL,DRAWNULL);
阳线1:IF(C>O AND VOL<VOL[1]*0.5,VOL,DRAWNULL);
阳线2:IF(C>O AND VOL<VOL[1]*3 AND VOL>VOL[1]*2,VOL,DRAWNULL);
放量:IF(VOL>VOL[1]*3,VOL,DRAWNULL);