通达信抓黑马副图公式，就是抓量比。抓量比利器

量在先，价在后，相信大家都懂的。。

{参数: M1: 1 10 5}

源码

量比:VOL/REF(MA(VOL,M1),1)*10,LINETHICK0,COLORYELLOW,NODRAW;
二十日量比:SUM(VOL/REF(MA(VOL,M1),1)*1,20),NODRAW;
一十日量比:SUM(VOL/REF(MA(VOL,M1),1)*1,10),NODRAW;

 DRAWRECTREL(400,0,635,320,RGB(0,100,0));
 DRAWRECTREL(470,0,550,320,RGB(0,200,50));
 DRAWRECTREL(470,0,470+CONST(一十日量比*400/400),320,RGB(150,10,0));
 DRAWTEXT_FIX(1,0.42,0.020,0,STRCAT(STRCAT('一十日量比:   ',CON2STR(一十日量比,2)),'')),COLORYELLOW;

 DRAWRECTREL(400,460,635,750,RGB(0,50,160));
 DRAWRECTREL(470,460,550,750,RGB(0,200,50));
 DRAWRECTREL(470,460,470+CONST(二十日量比*400/400),750,RGB(150,10,0));
 DRAWTEXT_FIX(1,0.42,0.50,0,STRCAT(STRCAT('二十日量比:   ',CON2STR(二十日量比,2)),'')),COLORYELLOW;