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GB/T 44994-2024_Chinese: Acoustics - Hearing aid fitting management (HAFM) (Chinese: 声学 助听器验配管理)
English versions: GB 45247-2025
GB/T 40032
English versions: GB/T 35270-2024
GB/T 27530-2025 Chinese PDF (GB /T27530-2025) GB/T 29301-2024 GB/T 44994-2024_Chinese: Acoustics - HearingGB T 27530 2025_Chinese: Diagnostic techniques for bovine haemorrhagic septicaemia (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27530 2025
