序号管道名称尺寸直径MM尺寸直径MM 1DN152218
2DN202725
3DN253432
4DN324238
5DN404845
6DN506057
7DN657673
8DN808989
9DN100114108 10DN125140133 11DN150168
12DN200219
13DN250273
14DN300324
15DN350360
16DN400406
17DN450457
18DN500508
19DN600610
