Underground gas storehouse is important composition part of transporting pipeline system of naturalgas.
地下储气库是天然气管道输送系统的重要组成部分。
2
In 2006, Company of Exploration and Production in CNPC organized some relevant laboratories to do the composition analysis and comparison ofnaturalgas samples in pipelines.
2006年中国石油股份公司勘探与生产分公司组织相关实验室对管输天然气样品进行了组成分析比对工作。
3
Understanding of the geological conditions under which oil and gas are formed came quickly from the data of oil exploration and inferences from the chemical compositionof petroleum and naturalgas.