大庆油田工程设计技术开发有限公司
Daqing Qilfield Engineering Design and Technological Development Co.
Ltd.
大庆油田工程有限公司
Daqing Oilfield Engineeing ltd
daqing oilfield engineering limited company
daqing oilfield engineering co.
Ltd.
海上油田工程设计
engineering design of offshore oil field
工程配套技术
engineering equipping technology
配套工程技术
Complete engineering techniques
建安工程费用
cost of construction and erection works
北京石油化工工程公司环保所
Beijing Petrochemical Engineering Company EPI
渤海石油工程公司
bohai oil engineering company
采油工程
Oil recovery engineering
Recovery oil engineering
Oil production engineering
prodution engineering
oil production
production engineering