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随着中国能源需求持续增长的水平与国家迅速发展的经济相平行,中国目前许多作业中的海上油气田和陆地油气田以及油气管道都需要扩建和升级才能满足增产的要求。同时,由
With the continuous growth of China’s energy demand and the rapid development of the country’s economy parallel to many current operation of China’s offshore oil and gas fields and oil and gas pipelines and oil and gas pipelines need to expand and upgrade in order to meet the production requirements. At the same time, by