Journal of Liaoning Petrochemical University
Analysis and Research on Pigging Clearing Process of Natural Gas Pipelines in the Rugged Area
Ma Xiwen， Wang Weiqiang， Wu Shengyi， Yang Xiaochen
Journal of Liaoning Petrochemical University . 2019, (1): 51 -55 .  DOI: 10.3969/j.issn.1672-6952.2019.01.010

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