Citation: | WANG Zhixue, ZHANG Shenghui. Study and Analysis on the Impurity of Products Transportation Pipeline and Necessity to Pipe Pig for Beijin-Tianjin Products Pipeline[J]. Oil & Gas Storage and Transportation, 2006, 25(8): 50-53. DOI: 10.6047/j.issn.1000-8241.2006.08.015 |