GB/T 41850.9-2024 Chinese PDF (GB /T41850.9-2024) GB/T 12789.1-2025 GB/T 44887

GB/T 44887

4-2024_Chinese: Power systems management and associated information exchange - Data and communications security - Part 4: Profiles including MMS and derivatives (Chinese: 电力系统管理及其信息交换 数据和通信安全 第4部分：包含MMS的协议集及其附件)

10-2025_Chinese: Rules for agricultural seed testing - Part 10: Sowing quality: Vigor test (Chinese: 农作物种子检验规程 第10部分： 播种质量 活力测定)

GB/T 17817-2024_Chinese: Determination of vitamin A in feeds - High performance liquid chromatography (Chinese: 饲料中维生素A的测定 高效液相色谱法)

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)

GB/T 41850.9-2024 Chinese PDF (GB /T41850.9-2024) GB/T 12789.1-2025 GB/T 44887GB T 41850. 9 2024_Chinese: Mechanical vibration Measurement and evaluation of machine vibration Part 9: Gear units (Chinese: 9) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 41850. 9 2024