短语词组短語thin heavy oil layer 薄層稠油thin fuel oil 稀燃油;輕燃料油thin stand oil 稀熟油thin heavy oil reservoir 薄層稠油油藏Thin -oil Lubrication System 稀油潤滑系統a thin oil 淡油Thin Oil Pay 薄油層thin oil sealed 稀油密封thin oil lubrication system 稀油潤滑系統 返回 thin oil