可从该公式看到主力在做什么，进出情况。。。当主力主买大于当天的50%就可以持，当主力主卖大于当天的50%就抛。。。。
 

成交天机
A股:CAPITAL/1000000,LINETHICK0,COLORWHITE;
成交量:VOL,LINETHICK0;
AA:=VOL/((HIGH-LOW)*2-ABS(CLOSE-OPEN));
主买:IF(CLOSE>OPEN,AA*(HIGH-LOW),IF(CLOSE<OPEN,AA*((HIGH-OPEN)+(CLOSE-LOW)),VOL/2)),COLORRED;
主卖:IF(CLOSE>OPEN,AA*((HIGH-CLOSE)+(OPEN-LOW)),IF(CLOSE<OPEN,AA*(HIGH-LOW),VOL/2)),COLORGREEN;
换手率％:VOL/CAPITAL*100,POINTDOT,COLORWHITE;?
STICKLINE(C>=REF(C,1) ,0,VOL,2.5,0),COLORRED;
STICKLINE(C<REF(C,1),0,VOL,2.5,0),COLORGREEN;
STICKLINE(主买>0,0,主买,2.5,0),COLORRED;
STICKLINE(主卖>0,VOL,VOL-主卖,2.5,0),COLORGREEN;
资金异动:VOL/MA(VOL,55)*100,COLORYELLOW;
STICKLINE(资金异动>100 ,0,VOL,0.6,0),COLORYELLOW;
MA5:MA(V,5),COLORWHITE;
MA20:MA(V,20),COLORCYAN;