Pay in 4 interest-free payments of $9.75 Learn more
Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
GB/T 45161-2024_Chinese: Technical specification of safety valves for liquid hydrogen vessels (Chinese: 液氢容器用安全阀技术规范)
English versions: GB/T 44942-2024
GB/T 45071-2024_Chinese: Classification and gradation of protected areas (Chinese: 自然保护地分类分级)
3-2025_Chinese: Optics and photonics - Test methods for telescopic systems - Part 3: Telescopic sights (Chinese: 光学和光子学 望远镜系统试验方法 第3部分：瞄准望远镜)
English versions: GB/T 45384-2025
GB 43471-2023 Chinese PDF GB/T 18916.8-2025 GB/T 45161-2024_Chinese: Technical specification ofGB 43471 2023_Chinese: Light sources Safety requirements (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 43471 2023
US$ 18.71
US$ 22.95
US$ 22.95
US$ 24.95
US$ 79.95
US$ 15.99
