超大:L2_VOL(0,0)-L2_VOL(0,1),COLORRED,NODRAW;
大单:L2_VOL(1,0)-L2_VOL(1,1),COLORMAGENTA,NODRAW;
中单:L2_VOL(2,0)-L2_VOL(2,1),COLORCYAN,NODRAW;
小单:L2_VOL(3,0)-L2_VOL(3,1),COLORGREEN,NODRAW;
N:=20;
超大均线:MA(MA(超大,N),7),COLORYELLOW,LINETHICK3;
超大N日:MA(超大,N),COLORRED,LINETHICK2;
大单N日:MA(大单,N),COLORMAGENTA,LINETHICK2;
中单N日:MA(中单,N),COLORCYAN;
小单N日:MA(小单,N),COLORGREEN;
主力N日:IF(超大+大单!=0,(超大+大单)/N,0),COLORSTICK;
主力占盘比%:(超大+大单)*100/FINANCE(7)*100,COLORYELLOW,NODRAW;
