GB 45669.3-2025 Chinese PDF GB/T 12385-2025 English versions: GB/T 19598-2025

English versions: GB/T 19598-2025

GB 23394-2024_Chinese: Respiratory protection - Positive pressure self-contained closed-circuit compressed oxygen breathing apparatus (Chinese: 呼吸防护 正压式自给闭路压缩氧气呼吸器)

3-2024_Chinese: Low-voltage electrical installations - Part 5-54: Selection and erection of electrical equipment - Earthing arrangements and protective conductors (Chinese: 低压电气装置 第5-54部分：电气设备的选择和安装 接地配置和保护导体)

English versions: GB/T 20042

5-2025_Chinese: Safety of transformers

GB 45669.3-2025 Chinese PDF GB/T 12385-2025 English versions: GB/T 19598-2025GB 45669. 3 2025_Chinese: Norm of water intake for industry in the Yellow River basin Part 3: Coal to olefin (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 45669. 3 2025