DIN EN ISO 14044:2021 环境管理. 产品寿命周期评价. 要求和导则(ISO 14044-2006+Amd 1-2017+Amd 2-2020); 德文版本EN ISO 14044-2006+A1-2018+A2-2020
Environmental management - Life cycle assessment - Requirements and guidelines (ISO 14044:2006 + Amd 1:2017 + Amd 2:2020); German version EN ISO 14044:2006 + A1:2018 + A2:2020