“用管道输送”可以翻译为“transport by pipeline” 或者 “convey through pipelines” 。
例句：
This gas is transported by pipeline to various regions.（这种气体通过管道输送到各个地区。）
Oil is conveyed through pipelines from the oil fields to the refineries.（石油通过管道从油田输送到炼油厂 。）