GB/T 7948-2024 Chinese PDF (GB/T7948-2024) GB/T 44961-2024 1-2023_Chinese: Ergonomic principles related to

1-2023_Chinese: Ergonomic principles related to mental workload - Part 1: General terms and methods for measuring and assessing mental workload (Chinese: 与心理负荷相关的工效学原则 第1部分：心理负荷术语与测评方法)

GB/T 45217-2025_Chinese: Dangerous goods - Test method for detonation of the package with self-reactive substances and organic peroxide (Chinese: 危险货物 自反应物质和有机过氧化物包装件引爆试验方法)

tests and test conditions - Part 41: Energy registration methods and requirements for multi-energy and multi-rate meters (Chinese: 电测量设备 通用要求、试验和试验条件 第41部分：多电能和多费率仪表的电能计度方法和要求)

52-2024_Chinese: Safety of household and similar electrical appliances - Part 52: Particular requirements for commercial electric cooking ranges

control and laboratory use - Part 2: Particular requirements for laboratory equipment for the heating of materials (Chinese: 测量、控制和实验室用电气设备的安全要求 第2部分：材料加热用实验室设备的特殊要求)

GB/T 7948-2024 Chinese PDF (GB/T7948-2024) GB/T 44961-2024 1-2023_Chinese: Ergonomic principles related toGB T 7948 2024_Chinese: Plain bearings Test method for PV limit of plastic bushes (Chinese: PV) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7948 2024