GB/T 39373-2020 皮革 色牢度试验 耐溶剂色牢度
GB/T 39373-2020.Leather-Tests for colour fastness-Colour fastness to solvents.1范...
国家标准2023.08.06
GB/T 39373-2020.Leather-Tests for colour fastness-Colour fastness to solvents.1范...
国家标准2023.08.06
GB/T 39484-2020.Fibre-reinforced plastic composites-Determination of the mode II...
国家标准2023.08.06
GB/T 39910-2021.Specification for classification of standard literature.范围GB/T 3...
国家标准2023.08.06
GB/T 39250-2020.Tractors and machinery for agriculture and forestry-Speed identi...
国家标准2023.08.06
GB/T 39249-2020.Rubber and plastics hoses and tubing-Textile-reinforced types-Su...
国家标准2023.08.06
GB/T 39376-2020.Leather-Sampling-Number of items for a gross sample.1范围GB/T 3937...
国家标准2023.08.06
GB/T 39289-2020.Determination of the adhesion strength-Plastic and metal.1范围GB/T...
国家标准2023.08.06
GB/T 39483.2-2020.Rubber and plastics injection moulding machine-Interface一Part...
国家标准2023.08.06
GB/T 22373-2021.Metadata of standard literature.1范围GB/T 22373规定了标准文献数据集合的基本元数据,给...
国家标准2023.08.06
GB/T 39517.2-2020.Tractors and machinery for agriculture and forestry-Test proce...
国家标准2023.08.06