标准号:NF DTU 21-2017
英文标准名称:DTU 21 - Building works - Execution of concrete structures - Part 1-1 : model technical specification - Part 1-2 : general criteria for the selection of materials - Part 2 : model special conditions of contract
标准状态:A
标准类型:国际标准
发布日期:2017-06-17
国际标准分类号:91.010.20%91.080.40