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2-2024_Chinese: Acoustics - Calibration of hydrophones - Part 2: Procedures for low frequency pressure calibration (Chinese: 声学 水听器校准 第2部分：低频声压场校准方法)
GB 1351-2023_Chinese: Wheat (Chinese: 小麦)
English versions: GB/T 15341-2023
English versions: GB/T 44965-2024
GB/T 16462.1-2023 Chinese PDF (GB/T16462.1-2023) GB/T 45325-2025 2-2024_Chinese: Acoustics - Calibration ofGB T 16462. 1 2023_Chinese: Test conditions for numerically controlled turning machines and turning centres Part 1: Geometric tests for machines with horizontal workholding spindle (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16462. 1 2023
