Sewage fittings ; technical specifications for delivery for fittings from cast iron , concrete and concrete in connection with cast iron 下水道管件.铸铁管件混凝土管件及与铸铁相连的混凝
Machines for the manufacture of constructional products from concrete and calcium - silicate - safety - concrete pipe coating machines 生产混凝土和硅酸钙建筑产品用机械.安全.混凝土管涂覆机
Precast concrete pipes of composite construction . precast concrete pipes strengthened by chopped zinc - coated steel fibres 预制复合结构混凝土管.第2部分:采用切碎的镀锌钢纤维增强混凝土预制管
Specification for structural design of buried prestressed concrete pipeline of water supply and sewerage engineering 给水排水工程埋地管芯缠丝预应力混凝土管和预应力钢筒混凝土管管道结构设计规程
Concrete pipes and ancillary concrete products - specification for prestressed non - pressure pipes and fittings with flexible joints 混凝土管和辅助混凝土制品.带软接头的预应力非压力管道和配件的规范
Directions for transporting and storing of concrete pipes , reinforced concrete pipes , prestressed concrete pipes and fittings and concrete manhole shaft rings 混凝土管钢筋混凝土管及预应力混凝土管管件和混
Concrete pipes and ancillary concrete products - specification for unreinforced and reinforced concrete inspection chambers 预制混凝土管管配件和辅助制品.未加筋和加筋的混凝土检查室的规范对bs1917 : 2002规范的补充
Concrete pipes and fittings , unreinforced , steel fibre and reinforced for drains and sewers - type 1 and type 2 - requirements , test methods and evaluation of conformity 排水和污水用未加筋的钢纤维的和加筋的混凝土管和
Concrete pipes and ancillary concrete products - specification for unreinforced and reinforced concrete manholes and soakaways complementary to bs en 1917 : 2002 预制混凝土管管配件和辅助制品.未加筋和加筋混凝土人孔井及渗水坑规范对bs1917 : 2002规范的补充
Bs en 1916 : 2002 concrete pipes and ancillary concrete products - specification for unreinforced and reinforced concrete pipes including jacking pipes and fittings with flexible joints comnplementary to bsen 1916 : 2002 预制混凝土管管配件和辅助制品.具有软接头的非加筋加筋混凝土管
