large diameter pipeline

• 大口径管道

large diameter pipeline的用法和样例：

例句

1. MAPS has been used by AEA for measuring residual stresses on large structures such as oil refineries, large diameter pipelines and even railway lines.
   地图已经被使用的引气剂残余应力测量的大型结构，如炼油厂，大口径管道，甚至铁路线。