GB/T 39577-2020 接入网技术要求10 Gbit/s无源光网络(XG-PON)
GB/T 39577-2020.Technical requirements for access network-10-Gigabit-capable pas...
国家标准2023.08.02
GB/T 39577-2020.Technical requirements for access network-10-Gigabit-capable pas...
国家标准2023.08.02
GB/T 39579-2020.Public telecom network-Technical requirements of smart home appl...
国家标准2023.08.02
GB/T 39621-2020.Textiles- Quantitative chemical analysis-Mixture of cross-linked...
国家标准2023.08.02
GB/T 39525-2020.Test method for the fastening degree of glass curtain wall panel...
国家标准2023.08.02
GB/T 39531-2020.Terminology of building components and fittings.1范围GB/T 39531界定了...
国家标准2023.08.02
GB/T 39549-2020.Fiber reinforced thermosetting composites septic tank.1范围GB/T 39...
国家标准2023.08.02
GB/T 39583-2020.Requirement of intelligent technology for energy-saving retrofit...
国家标准2023.08.02
GB/T 15566.4-2020.Public information guidance systems-Setting principles and req...
国家标准2023.08.02
GB/T 39734-2020.Specification for evaluation of“on-the-spot”and“online”administr...
国家标准2023.08.02
GB/T 22517.6-2020.Technical requirements and test methods for sports field-Part...
国家标准2023.08.02