GB/T 31486-2024 Chinese PDF (GB/T31486-2024) GB/T 45593-2025 GB/T 1243-2024_Chinese: Short-pitch transmission precision

GB/T 1243-2024_Chinese: Short-pitch transmission precision roller and bush chains

GB/T 37183-2023_Chinese: Corrosion control engineering life cycle - Risk assessment (Chinese: 腐蚀控制工程全生命周期 风险评估)

English versions: GB/T 25936

2-2024_Chinese: Technical specification for connecting wind power plant to power system - Part 2: Offshore wind power (Chinese: 风电场接入电力系统技术规定 第2部分：海上风电)

GB/T 29284-2024_Chinese: Poly(lactic acid) (Chinese: 聚乳酸)

GB/T 31486-2024 Chinese PDF (GB/T31486-2024) GB/T 45593-2025 GB/T 1243-2024_Chinese: Short-pitch transmission precisionGB T 31486 2024_Chinese: Electrical performance requirements and test methods for traction battery of electric vehicle (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 31486 2024