GB/T 33733-2017厨卫五金产品术语与分类国家标准
英文:Terminology and classification for the kitchen and sanitary ware fittings GB/T 33733-2017介绍: 国家标准《厨卫五金产品术语与分类》由TC174(...
英文:Terminology and classification for the kitchen and sanitary ware fittings GB/T 33733-2017介绍: 国家标准《厨卫五金产品术语与分类》由TC174(...