MA3:=MA(CLOSE,20);
M:=10;
M1:=CONST(LLVBARS(V,M));
M0:=IF(CURRBARSCOUNT<=M+7,CONST(IF(M1=0,O,REF(O,M1))),DRAWNULL);
选股:=CURRBARSCOUNT=M1+1;
过均必牛:=SUM(CLOSE*VOL,FROMOPEN)/SUM(VOL,FROMOPEN);
过均必涨:REF(IF(CURRBARSCOUNT=M1+1,M0,DRAWNULL),1) AND O>M0 AND C>过均必牛 AND REF(C,1)<MA3
AND C>M0 AND DYNAINFO(4)>0;