GB/T 45619-2025 Chinese PDF (GB /T45619-2025) GB/T 44872-2024 4-2024_Chinese: Mineral and sapphire watch-glasses

4-2024_Chinese: Mineral and sapphire watch-glasses - Part 4: Anti-reflective treatment (Chinese: 无机和蓝宝石手表玻璃 第4部分：减反射处理)

GB/T 45374-2025_Chinese: Lifting appliances - Hazard identification (Chinese: 起重机械 危险源辨识)

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 20042

25-2024_Chinese: Environmental testing - Part 3: Test guidance - Seismic test methods (Chinese: 环境试验 第3部分：试验导则 地震试验方法)

GB/T 45619-2025 Chinese PDF (GB /T45619-2025) GB/T 44872-2024 4-2024_Chinese: Mineral and sapphire watch-glassesGB T 45619 2025_Chinese: Agricultural service Specification for service of wholesale markets of agricultural products (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45619 2025