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GB/T 31015-2024 Chinese PDF (GB /T31015-2024) GB 4789.38-2025 GB/T 14666-2025_Chinese: Terms for analytical

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GB/T 14666-2025_Chinese: Terms for analytical chemistry (Chinese: 分析化学术语)

183-2025_Chinese: National food safety standard - Determination of urease in food (Chinese: 食品安全国家标准 食品中脲酶的测定)

GB/T 24851-2024_Chinese: Specification for equipping and managing of measuring instrument of energy in building material industry (Chinese: 建筑材料行业能源计量器具配备和管理要求)

English versions: GB/T 30425-2025

GB/T 31015-2024 Chinese PDF (GB /T31015-2024) GB 4789.38-2025 GB/T 14666-2025_Chinese: Terms for analyticalGB T 31015 2024_Chinese: Public information guidance systems Design and setting principles and requirements for the consideration of accessible needs (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 31015 2024

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