VA:=IF(CLOSE>REF(CLOSE,1),vol,-VOL);
obv:=SUM(IF(CLOSE=REF(CLOSE,1),0,VA),TIMETOSEC(93000));
OBV开盘前:CONST(REF(OBV,FROMOPEN));
五日均:CONST(EMA(OBV,1200)),STICK;
十日均:CONST(EMA(OBV,2400)),STICK;
日20均:CONST(EMA(OBV,4800)),STICK;
OBV3:MA(OBV,3);
OBV24:EMA(OBV,24),COLORYELLOW;