commiss direct june adapt technic progress council direct juli approxim law member state relat ga volum meter eec commiss european commun regard treati establish european econom commun regard council direct eec juli approxim law member state relat common provis measur instrument method metrolog control amend act annex treati access member state european econom commun european atom energi commun sign brussel januari articl thereof regard council direct eec juli approxim law member state relat ga volum meter test element ga volum meter permit photo electr read number revolut effect element consider technic evolut field method suggest unit kingdom carri eec initi verif ga volum meter consid similar prescrib council direct eec method carri flow margin qmin appli maximum permiss error take consider technic progress amend direct remain amend pattern guidanc inher aforesaid act measur provid direct accord opinion committe adapt technic progress direct envisag elimin technic barrier trade measur instrument sector adopt direct articl annex council direct eec juli text item chapter chapter ii tabl item item chapter iii amend appear annex direct articl member state put forc law regul administr provis need order compli direct month notif forthwith inform commiss thereof member state ensur text provis nation law adopt field cover direct commun commiss articl direct address member state brussel june commiss presid françoi xavier ortoli oj oj oj annex text item chapter annex replac quot pointer refer mark suffici thin permit easi read test element remov refer mark size suffici permit photo electr scan refer mark conceal graduat replac figur interfer accuraci read quot insert tabl paragraph chapter ii annex quot volum air measur replac volum correspond approxim number revolut test element quot text paragraph chapter ii annex replac quot endur test meter except test carri minimum meter satisfi requir flow rang differ maximum minimum error function flow exce meter error valu differ initi valu qmin rate error appli variat neg sens mechan pressur drop increas millibar quot text item chapter ii annex replac quot accuraci test meter consid satisfi requir maximum permiss error requir met flow rate flow rate qmin flow rate order qmax flow rate qmax examin conduct condit guarante equal obtain test mention quot tabl item chapter iii replac tabl gt pic file quot quot gt text item chapter iii annex replac quot turbin meter qmin qmin qmin qmax qmax qmax quot