GB/T 19247.6-2024 Chinese PDF (GB/T19247.6-2024) GB/T 44959.1-2024 GB/T 22939

GB/T 22939

6-2025_Chinese: Evaluation model and general evaluation indicator system for smart cities - Part 6: Public service (Chinese: 智慧城市评价模型及基础评价指标体系 第6部分：公共服务)

English versions: GB/T 44929-2024

2-2023_Chinese: Plain bearings - Metallic multilayer plain bearings - Part 2: Destructive testing of bond for bearing metal layer thicknesses greater than or equal to 2 mm (Chinese: 滑动轴承 多层金属滑动轴承 第2部分：合金厚度≥2mm的结合强度破坏性试验)

GB/T 19247.6-2024 Chinese PDF (GB/T19247.6-2024) GB/T 44959.1-2024 GB/T 22939GB T 19247. 6 2024_Chinese: Printed board assemblies Part 6: Evaluation criteria for voids in soldered joints of BGA and LGA and measurement method (Chinese: 6:BGALGA) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19247. 6 2024