通过对榕山—佛荫输气管道进行智能检测发现，管道石油沥青防腐层损坏严重。

The intelligent pigging exposed that the asphalt coating deteriorated to a great extent in Rongshan-Foyin gas transmission pipeline.

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本文介绍了改性沥青在管道、设备防腐及建筑物防水方面的应用。

The applications of modified asphalt on pipeline and equipment for corrosion prevention and on building for waterproofing are introduced in this article.

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环氧煤沥青涂料用于长输管道、金属储罐以及油田设备防腐经久不衰。

Coating material of epoxy coal tar has been prolonged in the fields of corrosion protection for long distance pipeline, metal storage tank and oil field facilities.

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