heavy asphaltic crude

heavy-英汉词典-英中字典... ... heavy asphalt 重沥青 heavy asphaltic crude 沥青基重质石油 heavy asphaltic oil 重质沥青油 ...

重沥青基油,he... ... ) heavy asphalt crude 沥青基重质石油 ) heavy asphaltic crude 重质沥青基原油 ) tar heavy oil 沥青重油 ...