GB/T 27665-2024 Chinese PDF (GB/T27665-2024) GB/T 16263.1-2025 GB/T 45308-2025_Chinese: Railway applications -

GB/T 45308-2025_Chinese: Railway applications - Rolling stock - Technical requirements for network time synchronization (Chinese: 轨道交通 机车车辆 网络时间同步技术要求)

English versions: GB/T 16895

GB/T 15241

GB/T 45327-2025_Chinese: Lithium-rich lithium iron oxide (Chinese: 富锂铁酸锂)

classification and model compilation method for complete sets of equipment for fiber carbonization production (Chinese: 纤维碳化生产成套装备的术语、分类及型号编制方法)

GB/T 27665-2024 Chinese PDF (GB/T27665-2024) GB/T 16263.1-2025 GB/T 45308-2025_Chinese: Railway applications -GB T 27665 2024_Chinese: Test method for lasing capability of Nd: YAG laser rods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27665 2024