海上石油开采
offshore oil exploitation
offshore oil production
海洋石油开采
marine petroleum exploitation
石油开采企业
petroleum exploitation enterprise
石油钻采工艺
oil drilling & production technology
中国石油石油勘探开发科学研究院
Research Institute of Petroleum Exploration and Development
PetroChina
中国石油石油勘探开发科学研究院西北分院
northwest sub-institute
Research Institute of Petroleum Exploration and Development
PetroChina
northwest branch
northwest institute
中国石油石油勘探开发研究院
Petroleum Exploration and Development Research Institute
PetroChina
beijing
北极石油开发者协会
arctic petroleum operators association
当代石油石化
petroleum & petrochemical today
地矿部石油钻井研究所
petroleum drilling research institute
Ministry of Geology and Mineral Resources
地下剩余可采石油
remaining recoverable oil in place