|
防饮用水回流污染的装置.带恒定大气压力孔的管阻流器DN10至DN 20. C型D系列
Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type C; German version EN 14453:2005
参考页数：18P;A4
|
|
|
|
|
|
防饮用水回流污染的装置.压缩空气进气阀DN15至DN 50. A型和B型L系列
Devices to prevent pollution by backflow of potable water - Pressurised air inlet valves DN 15 to DN 50 - Family L, type A and type B; German version EN 14455:2005
参考页数：23P.;A4
|
|
|
|
|
|
有机材料对人类生活用水的影响.储水系统中水的感官评定.第1部分:试验方法
Influence of organic materials on water intended for human consumption - Organoleptic assessment of water in storage systems - Part 1: Test method; German version EN 14395-1:2004
参考页数：21P.;A4
|
|
|
|
|
|
防饮用水回流污染的装置.有喷嘴的气隙.A系列D型
Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A; Type D; German version EN 13079:2003
参考页数：11P.;A4
|
|
|
|
|
|
防饮用水回流污染的装置.软管接头防回流装置DN 15至DN 32. A型H系列
Devices to prevent pollution by backflow of potable water - Hose union backflow preventer DN 15 to DN 32 - Family H; type A; German version EN 14454:2005
参考页数：24P.;A4
|
|
|
|
|
|
防饮用水回流污染装置.无限制的气隙.A类、A型
Devices to prevent pollution by backflow of potable water - Unrestricted air gap - Family A - Type A; German version EN 13076:2003
参考页数：12P.;A4
|
|
|
|
|
|
饮用水和废水服务设施的相关工作.饮用水服务评估和饮用水公共设施管理指南
Activities relating to drinking water and wastewater services -- Guidelines for the management of drinking water utilities and for the assessment of drinking water services
参考页数：52P;A4
|
|
|
|
|
|
饮用水和废水服务设施的相关工作.用户服务评估和改进指南
Activities relating to drinking water and wastewater services -- Guidelines for the assessment and for the improvement of the service to users
参考页数：50P;A4
|
|
|
|
|
|
与饮用水供应系统和废水系统有关的服务活动. 水设施基准指南
Service activities relating to drinking water supply systems and wastewater systems - Guidelines for benchmarking of water utilities
参考页数：28P.;A4
|
|
|
|
|
|
供水和污水系统资产管理指南. 第1部分: 饮用水分配网
Guidelines for the management of assets of water supply and wastewater systems - Part 1 : drinking water distribution networks
参考页数：57P.;A4
|
|
|
|
|
