GB/T 12774-1991 General specification for coaxial line electrical dummy loads

SJ 2553 GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 2421-1999 Environmental testing for electric and electronic products—Part 1:General and guidance GB/T 2421-2020 Environmental testing—General and guidance GB/T 2421.1-2008 Environmental testing for electric and electronic products—General and guidance GB/T 2421.2-2008 Environmental testing for electric and electronic products—Information for specification writers—Test summaries GB/T 2423.4-1993 Basic environmental testing procedures for electric and electronic products—Test Db:Damp heat, cyclic GB/T 2423.4-2008 Environmental testing for electric and electronic products—Part 2:Test method—Test Db:Damp heat,cyclic(12 h+12 h cycle) GB/T 2423.5-1995 Environmental testing for electric and electronic products—Part 2:Test methods—Test Ea and guidance:Shock GB/T 2423.5-2019 Environmental testing—Part 2:Test methods—Test Ea and guidance:Shock GB/T 2423.10-1995 Environmental testing for electric and electronic products—Part 2:Test methods—Test Fc and guidance:Vibration (Sinusoidal) GB/T 2423.10-2008 Environmental testing for electric and electronic products—Part 2:Tests methods Test Fc:Vibration(sinusoidal) GB/T 2423.10-2019 Environmental testing—Part 2:Tests methods—Test Fc:Vibration(sinusoidal) GB/T 2423.17-1993 Basic environmental testing procedures for electric and electronic products Test Ka:Salt mist GB/T 2423.17-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Test Ka:Salt mist GB/T 2423.17-2024 Environmental testing—Part 2:Test methods—Test Ka:Salt mist GB/T 2423.21-1991 Basic environmental testing procedures for electric and electronic products—Test M:Low air pressure GB/T 2423.21-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Test M:Low air pressure GB/T 2423.22-2002 Environmental testing for electric and electronic products—Part 2:Test methods Test N:Change of temperature GB/T 2423.22-2012 Environmental testing—Part 2:Test methods—Test N:Change of temperature GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 2423.21-2025 Environmental testing—Part 2:Test methods—Test M:Low air pressure