短语词组短语thin heavy oil layer 薄层稠油thin fuel oil 稀燃油;轻燃料油thin stand oil 稀熟油thin heavy oil reservoir 薄层稠油油藏Thin -oil Lubrication System 稀油润滑系统a thin oil 淡油Thin Oil Pay 薄油层thin oil sealed 稀油密封thin oil lubrication system 稀油润滑系统 返回 thin oil