GB/T 18978.210-2024 Chinese PDF (GB/T18978.210-2024) GB/T 45401.1-2025 English versions: GB/T 45331-2025

English versions: GB/T 45331-2025

201-2023_Chinese: Controlgear for light sources - Part 2-1: Particular requirements for starting devices(other than glow starters) (Chinese: 光源控制装置 第2-1部分: 启动装置(辉光启动器除外)的特殊要求)

English versions: GB/T 16844-2023

English versions: GB/T 23480-2025

GB/T 18029

GB/T 18978.210-2024 Chinese PDF (GB/T18978.210-2024) GB/T 45401.1-2025 English versions: GB/T 45331-2025GB T 18978. 210 2024_Chinese: Ergonomics of human system interaction Part 210: Human centred design for interactive systems (Chinese: 210) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18978. 210 2024