GB/T 28511.2-2023 Chinese PDF (GB/T28511.2-2023) GB/T 45264-2025 GB 14866-2023_Chinese: General technical specification

GB 14866-2023_Chinese: General technical specification for eye and face protector (Chinese: 眼面防护具通用技术规范)

GB/T 45286-2025_Chinese: Information technology - Technical specification of the augmented reality system for handheld mobile devices (Chinese: 信息技术 手持式移动设备增强现实系统技术规范)

2-2024_Chinese: Fire shutter assembly - Part 2: Motor for fire shutter assembly (Chinese: 防火卷帘 第2部分：防火卷帘用卷门机)

GB/T 45198-2024_Chinese: General requirements for valuation and evaluation of used vehicles (Chinese: 老旧汽车估值评价规范)

2-2025_Chinese: Configuration file exchange for industrial control system HMI - Part 2: Basic exchange description (Chinese: 工业控制系统人机接口组态文件交互 第2部分：基础交互描述)

GB/T 28511.2-2023 Chinese PDF (GB/T28511.2-2023) GB/T 45264-2025 GB 14866-2023_Chinese: General technical specificationGB T 28511. 2 2023_Chinese: Integrated optical path devices based on planar lightwave circuit Part 2: Dense wavelength division multiplexing(DWDM) filter based on arrayed waveguide grating(AWG) technology (Chinese: 2AWGDWDM) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28511. 2 2023