GB/T 17850.1-2017涂覆涂料前钢材表面处理喷射清理用非金属磨料的技术要求第1部分:导则和分类国家标准
英文:Preparation of steel substrates before application of paints and related products—Specifications for non-metallic bla...
英文:Preparation of steel substrates before application of paints and related products—Specifications for non-metallic bla...