GB/T 17529.4-2023 Chinese PDF (GB/T17529.4-2023) GB/T 31968-2025 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)

English versions: GB 30251-2024

English versions: GB/T 44959

3-2025_Chinese: Technical specification for animal genetic resource survey - Part 3: Cattle (Chinese: 畜禽遗传资源调查技术规范 第3部分：牛)

GB/T 15683-2025_Chinese: Inspection of grain and oils - Determination of amylose content in rice (Chinese: 粮油检验 大米直链淀粉含量的测定)

GB/T 17529.4-2023 Chinese PDF (GB/T17529.4-2023) GB/T 31968-2025 2-2025_Chinese: Acoustics - Measurement ofGB T 17529. 4 2023_Chinese: Acrylic acid and acrylates for industrial use Part 4: N Butyl acrylate for industrial use (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 17529. 4 2023