GB/T 20936.2-2024 Chinese PDF (GB/T20936.2-2024) GB/T 45140-2025 English versions: GB/T 6147-2025

English versions: GB/T 6147-2025

English versions: GB/T 15558

GB/T 32077-2025_Chinese: Wind energy generation systems - Pitch system of wind turbines (Chinese: 风能发电系统 风力发电机组变桨距系统)

electric tools and similar apparatus - Part 1: Emission (Chinese: 家用电器、电动工具和类似器具的电磁兼容要求 第1部分：发射)

English versions: GB/T 16826-2023

GB/T 20936.2-2024 Chinese PDF (GB/T20936.2-2024) GB/T 45140-2025 English versions: GB/T 6147-2025GB T 20936. 2 2024_Chinese: Gas detectors for explosive atmospheres Part 2: Selection, installation, use and maintenance of detectors for flammable gases and oxygen (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20936. 2 2024