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首先对我国输油管线现状作简要分析，然后提出一个输油管线运营费用的数据包络分析模型（简称ＤＥＡ），应用此模型可对各管线效率进行评估及优化分析，并为提高管线经济效益提供科学依据．
First of all, this paper briefly analyzes the status quo of oil pipeline in China and then proposes a data envelopment analysis model (DEA) for pipeline operation cost. This model can be used to evaluate and optimize the efficiency of each pipeline and to provide scientific in accordance with.