GB/T 18964.2-2025 Chinese PDF (GB /T18964.2-2025) GB/T 10781.5-2025 20-2024_Chinese: Ergonomics of human-system interaction

20-2024_Chinese: Ergonomics of human-system interaction - Part 20: An ergonomic approach to accessible design (Chinese: 人-系统交互工效学 第20部分：无障碍设计的工效学方法)

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)

English versions: GB/T 18757-2025

GB/T 21121-2024_Chinese: Animal and vegetable fats and oils - Determination of oxidative stability(accelerated oxidation test) (Chinese: 动植物油脂 氧化稳定性的测定（加速氧化测试）)

English versions: GB/T 20032-2024

GB/T 18964.2-2025 Chinese PDF (GB /T18964.2-2025) GB/T 10781.5-2025 20-2024_Chinese: Ergonomics of human-system interactionGB T 18964. 2 2025_Chinese: Plastics Impact resistant polystyrene (PS I)moulding and extrusion materials Part 2: Preparation of test specimens and determination of properties (Chinese: PS I 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18964. 2 2025