GB/T 45117-2024 Chinese PDF (GB /T45117-2024) GB 4789.42-2025 GB/T 19713-2025_Chinese: Cybersecurity technology -

GB/T 19713-2025_Chinese: Cybersecurity technology - Public key infrastructure - Online certificate status protocol (Chinese: 网络安全技术 公钥基础设施 在线证书状态协议)

GB/T 44915-2024_Chinese: Technical specification at the project level for assessment of greenhouse gas emission reductions - Greenhouse gas and wastewater treatment and waste recycle (Chinese: 基于项目的温室气体减排量评估技术规范 废气废水处理及废渣回收)

English versions: GB/T 44958-2024

GB/T 44878-2024_Chinese: Frozen soil observation - Frequency domain reflection method (Chinese: 冻土观测 频域反射法)

GB/T 45232-2025_Chinese: Polypropylene(PP) piping systems for drainage and sewerage inside buildings (Chinese: 建筑排水排污用聚丙烯（PP）管道系统)

GB/T 45117-2024 Chinese PDF (GB /T45117-2024) GB 4789.42-2025 GB/T 19713-2025_Chinese: Cybersecurity technology -GB T 45117 2024_Chinese: Terminology work Age friendly Basic vocabulary (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45117 2024