GB/T 43259.301-2024 Chinese PDF (GB /T43259.301-2024) GB/T 25820-2025 English versions: GB/T 21666-2025

English versions: GB/T 21666-2025

2-2024_Chinese: Variable-frequency drive above 1 kV and not exceeding 35 kV - Part 2: Test methods (Chinese: 1 kV以上不超过35 kV的通用变频调速设备 第2部分：试验方法)

English versions: GB/T 33492-2024

3-2025_Chinese: Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs(corrosion-resistant alloys) and other alloys (Chinese: 石油天然气工业 油气开采中用于含硫化氢环境的材料 第3部分：抗开裂耐蚀合金和其他合金)

9-2024_Chinese: Mechanical vibration - Measurement and evaluation of machine vibration - Part 9: Gear units (Chinese: 机械振动 机器振动的测量和评价 第9部分：齿轮装置)

GB/T 43259.301-2024 Chinese PDF (GB /T43259.301-2024) GB/T 25820-2025 English versions: GB/T 21666-2025GB T 43259. 301 2024_Chinese: Energy management system application program interface (EMS API) Part 301: Common information model (CIM) base (Chinese: EMS API 301CIM) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43259. 301 2024