单词	龍筦
释义	龍筦 lóng guǎn见“龙管”。龙筦
随便看	oil field exploitation oil-field exploitation oilfield exploitation and development oil-field exploitation scheme oilfield exploration oil field flooded layer identification oilfield flooding oil-field flooding oilfield gas oil field gas oilfield gas injection oil-field gas injection oil-field gathering medium oilfield geological hazard oilfield geology oilfield hydroelectricity enterprises oilfield inhibitor Oilfield Injected Water oilfield injection water oil field injection water Oilfield Library oilfield life oil field logging oilfield logging instrument oil field mechanical counter weights