GA/T 484-2004 LED variable sign of road traffic guide

GA/T 484-2010 LED variable message sign of road traffic inducement

GB 2312 GB 4208 GB 4599-1994 Photometric characteristics of headlamps for motor vehicles GB/T 2423.1-2001 Environmental testing for electric and electronic products—Part 2:—Test methods Tests A:Cold GB/T 2423.1-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Tests A:Cold GB/T 2423.2-2001 Environmental testing for electric and electronic products—Part 2:Test methods-Tests B:Dry heat GB/T 2423.2-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Tests B:Dry heat GB/T 2423.3-1993 Basic environmental testing procedures for electric and electronic products—Test Ca:Damp heat, steady state GB/T 2423.3-2006 Environmental testing for electric and electronic products—Part 2:Testing method—Test Cab:Damp heat, steady state GB/T 2423.3-2016 Environmental testing—Part 2:Testing method—Test Cab:Damp heat,steady state 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 3453-1994 Basic mode control procedures for data communications GB/T 3681-2000 Plastics—Test method of exposure to weathering GB/T 3681-2011 Plastics—Methods of exposure to direct weathering,to weathering using glass-filtered daylight,and to intensified weathering by daylight using Fresnel mirrors GB/T 3681.1-2021 Plastics—Methods of exposure to solar radiation—Part 1:General guidance GB/T 3681.2-2021 Plastics—Methods of exposure to solar radiation—Part 2:Direct weathering and exposure behind window glass GB/T 5080.7-1986 Equipment reliability testing Compliance test plans for failure rate and mean time between failures assuming constant failure rate