1.
Development Plan and Prospect of China s Oil & Gas Equipment and Petrochemical Equipment;
中国石油天然气设备和石油化工设备发展规划及展望
2.
estimation of oil and gas reserves
石油和天然气储量计算
3.
oil and natural gas map
石油和天然气分布图
4.
"fossil fuels: coal, oil, and natural gas"
矿物燃料(煤、石油、天然气)
5.
World development trends of oil and gas equipment;
当今国外石油 天然气技术装备的发展趋势
6.
Natural Resources: crude oil, natural gas, limestone, fish.
自然资源：原油、天然气、石灰石、鱼。
7.
The Status,Agent and Prospect of Sino-Russian Oil-Gas Pipeline Construction;
中俄石油天然气管道建设的现状、动因和前景
8.
Design of an Evaluation System for the Competitiveness of the Oil and Natural Gas Industry;
石油天然气产业竞争力评价指标体系设计
9.
Course Construction and Teaching Practice of Petroleum Geology;
“石油天然气地质学”课程建设与教学实践
10.
Tubing is used to extracting petroleum and natural gas from a well.
油套管用于油井中抽取石油或天然气。
11.
(3) equipment and materials imported during the period of 1996 to 2000 for drilling, petroleum and natural gas exploitation;
（3）1996年至2000年期间进口的、用于钻孔、石油和天然气开采的设备和材料；
12.
The principal pipe or conduit in a system for conveying water, gas, oil, or other utility.
主要管道输送水、天然气、石油系统中的主要管道或沟渠或其他公用事业设备
13.
clean fuels such as gas, liquified petroleum gas and natural gas
煤气、液化石油气和天然气等清洁燃料
14.
The Comment on Replacement from LPG to Natural Gas in Shenzhen;
深圳市液化石油气转换天然气的探讨
15.
This result is achieved by oil/oil or gas/gas correlation.
通过石油／石油或天然气／天然气的对比便可得到这个结果。
16.
Apart from coal, the most important natural fuels are gas and oil .
除了煤以外，最重要的天然燃料是天然气和石油。
17.
Status Quo and Prospect of Information Technology(IT) in Downstream Business of Petro China;
中国石油天然气股份有限公司下游业务信息化建设现状与展望
18.
The Design and Implementation of the Oil and Gas Pipelines Materials Acquisition System
石油天然气管道工程物资采办系统的设计与实现