deasphalting例句

The article introduces research and application situation of solvent deasphalting - deoiling asphalt gasification - deasphalting oil FCC group technology.
介绍了渣油溶剂脱沥青 - 脱油沥青气化 - 脱沥青油催化裂化组合工艺的研究及应用情况.

• #deasphalting