GB/T 223.60-2024 Chinese PDF (GB/T223.60-2024) GB/T 16262.2-2025 English versions: GB/T 45409-2025

English versions: GB/T 45409-2025

2-2023_Chinese: Test conditions for numerically controlled turning machines and turning centres - Part 2: Geometric tests for machines with a vertical workholding spindle (Chinese: 数控车床和车削中心检验条件 第2部分：立式机床几何精度检验)

4-2024_Chinese: Information technology - Generic cabling for customer premises - Part 4: Home (Chinese: 信息技术 用户建筑群通用布缆 第4部分：住宅)

4-2025_Chinese: Acoustics - Laboratory measurement of sound insulation of building elements - Part 4: Measurement procedures and requirements (Chinese: 声学 建筑构件隔声的实验室测量 第4部分：测量程序和要求)

GB/T 45139-2024_Chinese: Determination of bergapten content in essential oils of bergamot

GB/T 223.60-2024 Chinese PDF (GB/T223.60-2024) GB/T 16262.2-2025 English versions: GB/T 45409-2025GB T 223. 60 2024_Chinese: Iron, steel and alloy Determination of silicon content Gravimetric method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 223. 60 2024