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GB/T 31033-2025_Chinese: Technical requirements for well control technology of oil and gas drilling (Chinese: 石油天然气钻井井控技术要求)
English versions: GB/T 45109
1-2025_Chinese: Pole for overhead contact system of electrified railways - Part 1: Steel pole (Chinese: 电气化铁路接触网支柱 第1部分：钢支柱)
English versions: GB/T 20424-2025
GB/T 21307-2025_Chinese: Roller gin (Chinese: 皮辊轧花机)
GB/T 44934-2024 Chinese PDF (GB /T44934-2024) GB/T 24238-2025 GB/T 31033-2025_Chinese: Technical requirements forGB T 44934 2024_Chinese: Technical specification for flywheel energy storage unit of electrical energy storage (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44934 2024
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