短語詞組短語heavy asphalt crude 瀝青基重質(zhì)石油heavy viscous crude oil 重稠原油heavy sour crude oil 重質(zhì)高硫原油heavy waxy crude 重質(zhì)含蠟原油heavy and crude oil engine 重油原油發(fā)動機evaporating heavy -crude dehydrator 重油蒸發(fā)脫水器Caoqiao 's heavy viscous crude oil 草橋稠油heavy crude oil 重原油;重質(zhì)原油heavy crude pipeline 稠油琯道 返回 heavy crude