GB/T 40711.5-2025 Chinese PDF (GB /T40711.5-2025) GB/T 30844.1-2024 2-2025_Chinese: Acoustics - Measurement of

2-2025_Chinese: Acoustics - Measurement of the influence of road surfaces on traffic noise - Part 2: The close-proximity method (Chinese: 声学 道路表面对交通噪声影响的测量 第2部分：近距法)

2-2024_Chinese: Textiles - Determination of perfluorinated and polyfluorinated compounds - Part 2: Gas chromatography-mass spectrometry method (Chinese: 纺织品 全氟及多氟化合物的测定 第2部分：气相色谱-质谱法)

English versions: GB/T 38178

English versions: GB/T 27967-2024

2-2025_Chinese: National food safety standard - Disinfectant (Chinese: 食品安全国家标准 消毒剂)

GB/T 40711.5-2025 Chinese PDF (GB /T40711.5-2025) GB/T 30844.1-2024 2-2025_Chinese: Acoustics - Measurement ofGB T 40711. 5 2025_Chinese: Off cycle technology device energy saving effects evaluation methods forpassenger cars Part 5: Generator (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 40711. 5 2025