From Robert E. Peary's expedition to the North Pole to the discovery of the Titanic, National Geographic highlights a century of exploration on its centennial cover.
国家地理100年特刊——罗伯特e皮尔里(Robert e . Peary)北极探险，发现泰坦尼克号等百年以来的探索成就。
With an introduction of the basic principles of geographic information system (GIS), the paper discussed its application in petroleum exploration and development.
本文在介绍地理信息系统(G IS)基本原理的基础上，论述了它在石油勘探与开发中的应用。
With an introduction of the basic principles of geographic information system (GIS), the paper discussed its application in petroleum exploration and development.
本文在介绍地理信息系统(G IS)基本原理的基础上，论述了它在石油勘探与开发中的应用。
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