Submarine pipeline is very important for the ocean oil and gas engineering.

海底管道是海洋油气工程的重要组成部分。

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Submarine pipeline is one of the most important, quick, economical and reliable manner for offshore oil and gas transportation, which is widely used nowadays.

海底管道是海上油气运输中最主要的，也是最快捷、经济、可靠的方式。

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Submarine pipeline is one of the most important, quick, economical and reliable manner for offshore oil and gas transportation, which is widely used nowadays.

海底管道是海上油气运输中最主要的，也是最快捷、经济、可靠的方式。

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