GB/T 1503-2024 Chinese PDF (GB/T1503-2024) GB/T 45279.1-2025 2-2024_Chinese: Programmable controllers - Part

2-2024_Chinese: Programmable controllers - Part 2: Equipment requirements and tests (Chinese: 可编程序控制器 第2部分: 设备要求和测试)

GB/T 14713-2023_Chinese: General technical conditions for veneer lathe (Chinese: 旋切机通用技术条件)

2-2024_Chinese: Textiles - Methods of testing the down-proof property - Part 2: Tumble test (Chinese: 纺织品 防钻绒性试验方法 第2部分：转箱法)

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)

4-2024_Chinese: Information technology - Security techniques - Entity authentication - Part 4: Mechanisms using a cryptographic check function (Chinese: 信息技术 安全技术 实体鉴别 第4部分：采用密码校验函数的机制)

GB/T 1503-2024 Chinese PDF (GB/T1503-2024) GB/T 45279.1-2025 2-2024_Chinese: Programmable controllers - PartGB T 1503 2024_Chinese: Cast steel rolls (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 1503 2024