XG1:=vol/REF(MA(VOL,5),1);
XG2:=(CLOSE/REF(CLOSE,1)-1)*100;
XG3:=CLOSE=HHV(CLOSE,30);
XG4:=ATAN((MA(CLOSE,5)/REF(MA(CLOSE,5),1)-1)*100)*180/3.141159;
XG5:=MA(XG4,5);
XG6:=PLOYLINE(crOSS(XG4,XG5),XG5);
XG7:=PLOYLINE(CROSS(XG5,XG4),XG4);
短线入场X:COUNT(CROSS(XG4,XG5),XG6< REF(XG6,5) AND XG7>REF(XG7,5));
