The selection of pipe material for insertion method is introduced, and the influence of insertion method construction on transmission capacity of gas pipeline is discussed.
介绍了穿插法中管材的选择，讨论了穿插法施工对燃气管道输送能力的影响。
It is an effective way to increase transmission capacity of pipelines by adding drag reduction agent in oil of pipeline.
在管输油品中加入减阻剂是提高管线输送能力的有效方法。
It is an effective way to increase transmission capacity of pipelines by adding drag reduction agent in oil of pipeline.
在管输油品中加入减阻剂是提高管线输送能力的有效方法。
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