An oil company plans to construct a east to west from the main pipeline.

某石油公司计划建造一条由东向西的主输油管道。

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Analyze the main pipeline reinforcement technology, build the index system of the technical and economic comparison.

对管道的主要修复补强技术进行分析，建立了技术经济比选指标体系。

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LSAW pipes, made by thick steel plates through compacting, are main pipeline products for long-distance transportation of oil, natural gas.

直缝埋弧焊管是长距离输送石油、天然气的主要管线产品，钢管由厚钢板压制成形。

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The main pipeline from Turkmenistan goes through Russia.

ECONOMIST: Turkmenistan's plight

The country's main oil pipeline suffered a sabotage attack this month.

ECONOMIST: Ecuador: Under the volcano | The

On February 28th and March 1st, American missiles blew up radio relay stations near Mosul in the north that transmit operational data for Iraq's main oil pipeline.

ECONOMIST: Why the bombs are falling on Iraq