GB/T 22553-2023 Chinese PDF (GB/T22553-2023) GB/T 45146-2024 GB/T 45489-2025_Chinese: General technical specification

GB/T 45489-2025_Chinese: General technical specification of the track panel for medium and low speed maglev (Chinese: 中低速磁浮交通轨排通用技术条件)

6-2024_Chinese: Technical requirements of dry process cement production complete equipment - Part 6: Desulphurization system (Chinese: 新型干法水泥生产成套装备技术要求 第6部分：脱硫系统)

English versions: GB 19272-2024

English versions: GB/T 28924-2023

GB 17918-2025_Chinese: Safety specification for dust explosion protection in bulk grain loading and unloading system in port (Chinese: 港口散粮装卸系统粉尘防爆安全规范)

GB/T 22553-2023 Chinese PDF (GB/T22553-2023) GB/T 45146-2024 GB/T 45489-2025_Chinese: General technical specificationGB T 22553 2023_Chinese: Guidance for the use of repeatability, reproducibility and trueness estimates in measurement uncertainty evaluation (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22553 2023