I<::s 91. 140 p 45 团体标3佳T/ CECS 10011-2019 埋地排水用聚乙烯共混聚氯乙烯双壁波纹管材Polyethylene mixed polyvinyl chl...
ICS, 83,.1,40,.30 G 33 －｛~干~ GB,,/T 3545 '1.2二，201,aPolypr1叩)11ene(P'P') :str·ucture-wall p.ip,in,g systems for,...
UDC 中华人民共和国国家标准p GB 50288 -2018 灌溉与排水工程设计标准Design standard for irrigation and drainage engineerin...
ASME BPVC IX-2023 中文扫描版 焊接.pdf94365页
ASME BPVC 2025英文原版合集（共计21个）高清电子版166
NBIC NB 23-2025 Part 2 — Inspection.pdf142413页
ASTM A182-21.pdf8217页
A234A234M-17.pdf1169页
AS 2118.1-2017.pdf90473页
AS NZS 4478-1997 scan.pdf738页
AS 4700.1.2.5-2014.pdf61109页
AS 5203-2016.pdf17317页
ANSI AWWA C218-23.pdf7432页ASME BPVC 2025英文原版合集（共计21个）高清电子版1660页ASME BPVC IX-2023 中文扫描版 焊接.pdf94365页
BS EN ISO 1127-1997.pdf9214页NBIC NB 23-2025 Part 2 — Inspection.pdf142413页ASTM A182-21.pdf8217页AS 4700.1.2.5-2014.pdf61109页AS NZS 4478-1997 scan.pdf738页AS 2118.1-2017.pdf90473页
AS 1288-2021.pdf97184页A234A234M-17.pdf1169页
