GB/T 5744-2023 Chinese PDF (GB/T5744-2023) GB/T 45653-2025 English versions: GB/T 4822-2023

English versions: GB/T 4822-2023

English versions: GB/T 45563

nickel and cobalt contents - Flame atomic absorption spectroscopy (Chinese: 锡化学分析方法 第1部分：铜、铅、锌、镉、银、镍和钴含量的测定 火焰原子吸收光谱法)

3-2025_Chinese: Technical code of practice for evaluation of resistance to diseases and insect pests in wheat - Part 3: Stem(black) rust (Chinese: 小麦抗病虫性评价技术规程 第3部分：秆锈病)

GB/T 29244-2024_Chinese: Cybersecurity technology - Security specification for office devices (Chinese: 网络安全技术 办公设备安全规范)

GB/T 5744-2023 Chinese PDF (GB/T5744-2023) GB/T 45653-2025 English versions: GB/T 4822-2023GB T 5744 2023_Chinese: Marine pneumatic quick closing valves (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5744 2023