GB/T 25216-2024 Chinese PDF (GB/T25216-2024) GB 21257-2024 English versions: GB/T 33665-2023

English versions: GB/T 33665-2023

English versions: GB/T 45205-2024

GB/T 45126-2025_Chinese: Determination of carbon dioxide content of steel slag during carbonation fixation (Chinese: 钢渣碳酸化固定二氧化碳含量的测定方法)

GB/T 45430-2025_Chinese: Forensic sciences - Forged video and image of a person - Deepfake examination (Chinese: 法庭科学 伪造人像 深度伪造检验)

profiles and wires for aviation products (Chinese: 航空用铝合金管、棒、型材及线材通用技术规范)

GB/T 25216-2024 Chinese PDF (GB/T25216-2024) GB 21257-2024 English versions: GB/T 33665-2023GB T 25216 2024_Chinese: Regional prediction methods for the danger of coal and gas outburst (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25216 2024