GB/T 12690.12-2024 Chinese PDF (GB/T12690.12-2024) GBZ15166.8-2025 1-2025_Chinese: Information technology - Time

1-2025_Chinese: Information technology - Time aware network - Part 1: Protocol (Chinese: 信息技术 时间明晰网络 第1部分：协议)

GB/T 45472-2025_Chinese: Prefabricated insulation pipes for overhead and utility tunnel (Chinese: 架空和综合管廊用预制保温管道)

2-2025_Chinese: Digital fitting systems - Performance evaluation protocol - Part 2: Virtual garment representation (Chinese: 数字化试衣 系统性能评估 第2部分：虚拟服装表示)

English versions: GB/T 15651

GB/T 45637-2025_Chinese: Electrically operated toothbrushes - Methods for measuring the performance (Chinese: 电动牙刷 性能测试方法)

GB/T 12690.12-2024 Chinese PDF (GB/T12690.12-2024) GBZ15166.8-2025 1-2025_Chinese: Information technology - TimeGB T 12690. 12 2024_Chinese: Chemical analysis methods for non rare earth impurities of rare earth metals and their oxides Part 12: Determination of thorium and uranium contents Inductively coupled plasma mass spectrum method (Chinese: 12 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 12690. 12 2024