ipelines
ipes;Rustless;Seals;Sewage;Sewer pipes;Sewerage;Sewers;Shape;Sleeves;Sockets;Specification (approval);Stainless steels;Steel pipes;Steel tubes;Steels;Tolerances (measurement);Traps (drainage);Water practice【摘要】: 【中国标准分类号】: Q81【国际标准分类号】: 23_040_10;23_040_40【页数】: 25P.;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |