
Geotechnical investigation and testing - Identification and classification of soil - Part 2: Principles for a classification (ISO 14688-2:2017)
出版:Osterreichisches Normungsinstitut/Austrian Standards

专家解读视频
ISO 14688-2 : 2017 - Identical
EN ISO 14688-2 : 2018 - Identical
EN ISO 14688-2 : 2018 - Identical
ISO 14688-2 : 2017 - Identical