Implementation Guide for functional standards prepared by CEN/TC 234 "Gas supply".
CEN/TC 234《气体供应》编制的功能标准实施指南

2003-05-09

Gas infrastructure. Implementation Guide for Functional Standards prepared by CEN/TC 234-National Pages related to CEN/TC 234 standards
天然气基础设施 CEN/TC 234编制的功能标准实施指南 与CEN/TC 234标准相关的国家页面

2015-01-31

Implementation Guide for functional standards prepared by CEN/TC 234 Gas infrastructure-General
CEN/TC 234《天然气基础设施功能标准实施指南》 全体的

2015-01-31

Implementation Guide for functional standards prepared by CEN/TC 234 Gas infrastructure - Part 1: General; German version CEN/TR 13737-1:2012
CEN/TC 234《天然气基础设施功能标准实施指南——第1部分:总则》；德文版CEN/TR 13737-1:2012

2012-11-01