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GB/T 44910-2024_Chinese: Amber grading (Chinese: 琥珀分级)
English versions: GB/T 45105-2024
31-2024_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 31: Wood industry enterprise (Chinese: 温室气体排放核算与报告要求 第31部分：木材加工企业)
English versions: GB/T 45156-2024
English versions: GB/T 45425-2025
GB/T 45506-2025 Chinese PDF (GB /T45506-2025) GB/T 45168-2024 GB/T 44910-2024_Chinese: Amber grading (Chinese:GB T 45506 2025_Chinese: Residual resistance ratio measurement Residual resistance ratio of cavity grade Nb superconductors (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45506 2025
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