最后，针对我国当前炼油业的实际情况，提出了几点启示。
Finally, it summarized some Revelations based on the practical situation of Chinese oil refining industry at present.
皇家荷兰壳牌集团的总裁说他们没有计划步他们竞争者的后尘，舍弃炼油业。
Royal Dutch Shell PLC's chief executive says he has no plans to follow in the footsteps of rivals and shed refineries.
因此，炼油业的资本回报率一直很低，炼油产能过剩时尤其如此。
Hence, the oil refining business has long suffered low returns on capital, particularly when there is excess capacity.
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