GB/T 17664-2024 Chinese PDF (GB/T17664-2024) GB/T 45148-2024 English versions: GB/T 45353-2025

English versions: GB/T 45353-2025

2-2025_Chinese: Non-destructive testing of heavy duty gas turbine blades and vanes - Part 2: Visual testing (Chinese: 重型燃气轮机叶片无损检测 第2部分：视觉检测)

5-2024_Chinese: Safety requirements for electrical equipment for measurement

GB/T 45002-2024_Chinese: Method for determining water retention of cement mortar (Chinese: 水泥胶砂保水率测定方法)

GB/T 14910-2023_Chinese: Plain bearings - Technical requirements on backings for thick-walled multilayer bearings (Chinese: 滑动轴承 厚壁多层轴承衬背技术要求)

GB/T 17664-2024 Chinese PDF (GB/T17664-2024) GB/T 45148-2024 English versions: GB/T 45353-2025GB T 17664 2024_Chinese: Charcoal (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 17664 2024