GB/T 7939.1-2024 Chinese PDF (GB/T7939.1-2024) GB/T 45338-2025 GB/T 45516-2025_Chinese: Leather and fur

GB/T 45516-2025_Chinese: Leather and fur - Chemical tests - Determination of ethylene glycol ethers content (Chinese: 皮革和毛皮 化学试验 乙二醇醚类物质含量的测定)

English versions: GB/T 45120-2024

GB/T 45581-2025_Chinese: Guidelines for service of integrated community facilities (Chinese: 完整社区设施服务指南)

1-2023_Chinese: Test conditions for numerically controlled turning machines and turning centres - Part 1: Geometric tests for machines with horizontal workholding spindle (Chinese: 数控车床和车削中心检验条件 第1部分：卧式机床几何精度检验)

English versions: GB/T 16262

GB/T 7939.1-2024 Chinese PDF (GB/T7939.1-2024) GB/T 45338-2025 GB/T 45516-2025_Chinese: Leather and furGB T 7939. 1 2024_Chinese: Connections for hydraulic fluid power Test methods Part 1: Connectors (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7939. 1 2024