出现数字的时候买入

AAA2:=SUM(IF( CLOSE>REF(CLOSE,1),VOL*C,0),0);
AAA3:=SUM(IF( CLOSE<REF(CLOSE,1),VOL*C,0),0);
AAA4:=SUM(IF( CLOSE=REF(CLOSE,1),VOL*C,0),0);
BB1:=0;
B1万元:=DVOL*DCLOSE/100;
B1差:=B1万元-REF(B1万元,1);
B2万元:=DVOL*DCLOSE/100;
B2比:=B2万元/REF(B2万元,1);
净流入万元:=(AAA2-AAA3-0.5*AAA4);
PM:=MA(净流入万元,1);
PMA:=PM/REF(PM,1)>1;
PMB:=REF(PMA,1)<1 AND PMA; 
密码:(EMA(MA(B1万元,2),2))/100000,COLORYELLOW,NODRAW;
二日比:=密码/REF(密码,1);
选股:PMB AND 密码>REF(密码,1) AND 二日比>1,COLORRED,NODRAW;
MA5:MA(C,5);MA10:MA(C,10);MA30:MA(C,30);
DRAWNUMBER(选股=1 ,L,密码),COLORYELLOW;
DRAWICON(选股,L*0.975,1);