GB/T 37345-2019.Technical specification for network management of digital terres...

行业标准2023.08.02

GB/T 28438.2-2019.Objective assessment and measurement methods for coverage of d...

行业标准2023.08.02

GB/T 36982-2018.Interface technical requirements and measurement methods of the...

行业标准2023.08.02

GB/T 36998-2018.Technical requirements and measurement methods for ASI combiner/...

行业标准2023.08.02

GB/T 37001-2018.Material exchange formats for high definition TV programmes.GB/T...

行业标准2023.08.02

GB/T 7348-2017.Standard spectrum of whispered Chinese speech.1范围GB/T 7348规定了汉语普通...

行业标准2023.08.02

GB/T 34999-2017.Technical requirements and measurement methods for digital audio...

行业标准2023.08.02

GB/T 26686-2017.General specification for digital terrestrial television receive...

行业标准2023.08.02

GB/T 33665-2017.Technical requirements and detecting method of audio and video p...

行业标准2023.08.02

GB/T 39287-2020.Closed expansion vessels.1范围GB/T 39287规定了闭式膨胀罐的分类与标记,一般要求,要求,试验方...

国家标准2023.08.02