GB/T 9253-2022 Chinese PDF (GB/T9253-2022) GB/T 18910.12-2024 2-2024_Chinese: Code of practice for

2-2024_Chinese: Code of practice for terrestrial wildlife and its habitat survey - Part 2: Zoning (Chinese: 陆生野生动物及其栖息地调查技术规程 第2部分：调查区划)

English versions: YY/T 1183-2024

GB 31335-2024_Chinese: Norm of the energy consumption per unit production of iron ore mining and dressing (Chinese: 铁矿开采和选矿单位产品能源消耗限额)

9-2024_Chinese: Determination of certain substances in electrical and electronic products - Part 9: Hexabromocyclododecane in polymers by gas chromatography-mass spectrometry (GC-MS) (Chinese: 电子电气产品中某些物质的测定 第9部分：气相色谱-质谱法（GC-MS）测定聚合物中的六溴环十二烷)

GB/T 45678-2025_Chinese: General requirements for civil tethered unmanned aircraft system (Chinese: 民用系留无人机系统通用要求)

GB/T 9253-2022 Chinese PDF (GB/T9253-2022) GB/T 18910.12-2024 2-2024_Chinese: Code of practice forGB T 9253 2022_Chinese: Petroleum and natural gas industries Threading, gauging and thread inspection of casing, tubing, and line pipe threads (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 9253 2022