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GB/T 45256-2025 Chinese PDF (GB /T45256-2025) GB/T 45083-2024 English versions: GB/T 45105-2024

$34.95

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English versions: GB/T 45105-2024

GB/T 42596

English versions: GB/T 4214

English versions: GB/T 21270-2025

English versions: GB/T 45209-2025

GB/T 45256-2025 Chinese PDF (GB /T45256-2025) GB/T 45083-2024 English versions: GB/T 45105-2024GB T 45256 2025_Chinese: Press and publication Knowledge service Construction process of knowledge ontology (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45256 2025

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