GB/Z 17624.8-2025 Chinese PDF (GB /Z17624.8-2025) GB/T 44835-2024 GB/T 45344-2025_Chinese: General technical requirements

GB/T 45344-2025_Chinese: General technical requirements for fabricated and prefabricated gas piping used in buildings (Chinese: 建筑用装配式预制燃气管道通用技术条件)

2-2025_Chinese: Optics and photonics - Test methods for telescopic systems - Part 2: Binoculars (Chinese: 光学和光子学 望远镜系统试验方法 第2部分：双筒望远镜)

GB/T 17925-2024_Chinese: Practice for X-ray digital radioscopic examination of cylinder weld (Chinese: 气瓶对接焊缝X射线数字成像检测)

English versions: GB/T 45306-2025

English versions: GB/T 28572-2025

GB/Z 17624.8-2025 Chinese PDF (GB /Z17624.8-2025) GB/T 44835-2024 GB/T 45344-2025_Chinese: General technical requirementsGBZ17624. 8 2025_Chinese: Electromagnetic compatibility General Part 8: Phase angles of harmonic current emissions and voltages in the public supply networks Future expectations (Chinese: 8 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GBZ17624. 8 2025