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本文通过对ＰＯＳＣ（ＰｅｔｒｏｔｅｃｈｎｉｃａｌＯｐｅｎＳｏｆｔｗａｒｅＣｏｒｐｏｒａｔｉｏｎ）的中心数据模型Ｅｐｉｃｅｎｔｒｅ的分析，提出了建立油气勘探开发数据模型，实现应用软件独立于数据、用户、计算机系统的技术、方法和实例。
Based on the analysis of Epicenter, which is the central data model of POSC (PetrotechnicalOpenSoftwareCorporation), this paper puts forwards the technologies, methods and examples of establishing the data model of oil and gas exploration and development and realizing the independence of application software from data, users and computer systems.