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GB/T 19216.2-2021
在火焰条件下电缆或光缆的线路完整性试验 第2部分:火焰温度不低于830 ℃的供火并施加冲击振动,额定电压0.6/1 kV及以下外径不超过20 mm电缆的试验方法
Circuit integrity test for electric cables or optical fiber cables under fire conditions—Part 2: Test method for fire with shock at a temperature of at least 830 ℃ for cables of rated voltage up to and including 0.6/1 kV and with an overall diameter not
GB 14922-2022
Laboratory animal—Microbiological and parasitical standards and monitoring
GB 42283-2022
Safety regulation for the marine liquefied natural gas fuel bunkering operation
GB 17896-2022
Minimum allowable values of energy efficiency and energy efficiency grades of ballasts for gas discharge lamps for general lighting
GB 19044-2022
Minimum allowable values of energy efficiency and energy efficiency grades of fluorescent lamps for general lighting
GB/T 18737.3-2022
Textile machinery and accessories—Beams for winding—Part 3:Weaver’s beams
GB/T 42164-2022
Leather—Chemical tests—Thermal ageing of leather and determination of hexavalent chromium