短語詞組短語viscous crude oil production 稠油開采High viscous crude oil 遼曙一區(qū)高粘度原油extra viscous crude oil 特稠油Viscous Crude Oil Recovery 稠油開采shallow viscous crude oil 淺層稠油viscous crude oil wastewater 稠油污水viscous crude oil property 稠油油質medium viscous crude oil 粘稠原油 返回 viscous oil