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GB/T 16457
GB/T 26871-2024_Chinese: Metallographic examination methods of the electrical contact materials (Chinese: 电触头材料金相试验方法)
GB/T 45148-2024_Chinese: Basic requirements for resources and technology of digital culture center (Chinese: 数字文化馆资源和技术基本要求)
GB/T 44971-2024_Chinese: Soil selenium grade (Chinese: 土壤硒含量等级)
GB/T 33130-2024_Chinese: Specification for the assessment of well-facilitated farmland construction (Chinese: 高标准农田建设评价规范)
GB/T 28869.2-2023 Chinese PDF (GB/T28869.2-2023) GB/T 30137-2024 GB/T 16457GB T 28869. 2 2023_Chinese: Cores made of soft magnetic materials Measuring methods Part 2: Magnetic properties at low excitation level (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28869. 2 2023
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