GB/T 45066-2024 Chinese PDF (GB /T45066-2024) GB/T 24438.4-2024 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)

English versions: GB 45669

English versions: GB/T 19799

GB/T 45016-2024_Chinese: Test methods for mechanical automatic tensioner of accessory belt drive system of engine (Chinese: 发动机附件带传动系统机械式自动张紧轮试验方法)

GB 45247-2025_Chinese: Norm of energy consumption per unit production of gas-steam combined cycle power set (Chinese: 燃气-蒸汽联合循环发电机组单位产品能源消耗限额)

GB/T 45066-2024 Chinese PDF (GB /T45066-2024) GB/T 24438.4-2024 2-2025_Chinese: Acoustics - Measurement ofGB T 45066 2024_Chinese: Digital fittings Attributes of the virtual human body Vocabulary and terminology (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45066 2024