GB/T 40711.5-2025 Chinese PDF (GB /T40711.5-2025) GB/T 30844.1-2024 English versions: GB/T 26849-2025
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Description
English versions: GB/T 26849-2025
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/T 27967-2024
English versions: GB/T 12417
GB/T 40711.5-2025 Chinese PDF (GB /T40711.5-2025) GB/T 30844.1-2024 English versions: GB/T 26849-2025GB 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
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