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GB/T 20243.2-2025 Chinese PDF (GB /T20243.2-2025)
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GB/T 20243.2-2025 Chinese PDF (GB /T20243.2-2025)
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GB/T 20243.2-2025 Chinese PDF (GB /T20243.2-2025)GB T 20243. 2 2025_Chinese: Acoustics Measurement of the influence of road surfaces on traffic noise Part 2: The close proximity method (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20243. 2 2025
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GB/T 20243.2-2025_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)
Note/Careful: Text of PDF is in Chinese (not English).
Delivery (PDF in Chinese): 2 working-hours typically, ASAP
English versions: GB/T 20243.2-2025
Note/Careful: Text of PDF is in Chinese (not English).
Delivery (PDF in Chinese): 2 working-hours typically, ASAP
English versions: GB/T 20243.2-2025
GB/T 20243.2-2025 Chinese PDF (GB /T20243.2-2025)
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