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GB/T 19520
English versions: GB/T 45521-2025
English versions: GB/T 45253-2025
GB/T 45148-2024_Chinese: Basic requirements for resources and technology of digital culture center (Chinese: 数字文化馆资源和技术基本要求)
English versions: GB/T 45117-2024
GB/T 39560.2-2024 Chinese PDF (GB/T39560.2-2024) GB/T 33017.6-2024 GB/T 19520GB T 39560. 2 2024_Chinese: Determination of certain substances in electrical and electronic products Part 2: Disassembly, disjointment and mechanical sample preparation (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 39560. 2 2024
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