GB/T 45279.3-2025 Chinese PDF (GB /T45279.3-2025) GB/T 12417.2-2025 GB 15605-2024_Chinese: Specifications for pressure

GB 15605-2024_Chinese: Specifications for pressure venting of dust explosion (Chinese: 粉尘爆炸泄压规范)

506-2025_Chinese: Laser display devices - Part 5-6: Measuring methods for optical performance of projection screens (Chinese: 激光显示器件 第5-6部分：投影屏幕光学性能测试方法)

1-2024_Chinese: Environmental management - Guidelines for establishing good practices for combatting land degradation and desertification - Part 1: Good practices framework (Chinese: 环境管理 建立防治土地退化和荒漠化良好实践指南 第1部分：良好实践框架)

English versions: GB/T 43590

GB/T 26250-2025_Chinese: Electronic gas - Arsine (Chinese: 电子气体 砷化氢)

GB/T 45279.3-2025 Chinese PDF (GB /T45279.3-2025) GB/T 12417.2-2025 GB 15605-2024_Chinese: Specifications for pressureGB T 45279. 3 2025_Chinese: IPv4 IPv6 network security protection techenical specification Part 3: Internet data center (Chinese: IPv4 IPv6 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45279. 3 2025