GB/T 45506-2025 Chinese PDF (GB /T45506-2025) GB/T 45168-2024 English versions: GB/T 45528-2025

English versions: GB/T 45528-2025

English versions: GB/T 45156-2024

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 45425-2025

GB/T 45506-2025 Chinese PDF (GB /T45506-2025) GB/T 45168-2024 English versions: GB/T 45528-2025GB 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