GB/T 45256-2025 Chinese PDF (GB /T45256-2025) GB/T 45083-2024 English versions: GB/T 45209-2025

English versions: GB/T 45209-2025

1-2025_Chinese: Cards and security devices for personal identification - Test methods - Part 1: General characteristics (Chinese: 卡及身份识别安全设备 测试方法 第1部分：一般特性)

GB/T 12385-2025_Chinese: Standard test methods for sealability of gaskets for pipe flanges (Chinese: 管法兰用垫片密封性能试验方法)

3-2025_Chinese: Information technology - Virtual reality content representation - Part 3: Audio (Chinese: 信息技术 虚拟现实内容表达 第3部分: 音频)

GB/T 45256-2025 Chinese PDF (GB /T45256-2025) GB/T 45083-2024 English versions: GB/T 45209-2025GB T 45256 2025_Chinese: Press and publication Knowledge service Construction process of knowledge ontology (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45256 2025