GB/T 26494-2023 Chinese PDF (GB/T26494-2023) GB/T 451.2-2023 GB/T 42126

GB/T 42126

GB/T 44797-2025_Chinese: Microwave hybrid integrated circuits - Synthesized frequency sources (Chinese: 微波混合集成电路 合成频率源)

English versions: GB/T 43278-2023

6-2025_Chinese: Methods for chemical analysis of lead concentrates - Part 6: Determination of bismuth content (Chinese: 铅精矿化学分析方法 第6部分：铋含量的测定)

GB/T 45392-2025_Chinese: Data security technology - Security requirements for automated decision making based on personal information (Chinese: 数据安全技术 基于个人信息的自动化决策安全要求)

GB/T 26494-2023 Chinese PDF (GB/T26494-2023) GB/T 451.2-2023 GB/T 42126GB T 26494 2023_Chinese: Aluminium alloy extruded profiles used for railway vehicle structures (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 26494 2023