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1-2023_Chinese: Mechanical sampling of coal - Part 1: Method for sampling (Chinese: 煤炭机械化采样 第1部分：采样方法)
English versions: GB/T 27604-2024
GB/T 45110
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)
GB/T 42334.2-2024 Chinese PDF (GB/T42334.2-2024) GB/T 19520.22-2023 1-2023_Chinese: Mechanical sampling of coalGB T 42334. 2 2024_Chinese: Specification for operational safety assessment of urban rail transit Part 2: Monorail (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 42334. 2 2024
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