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25-2024_Chinese: Environmental testing - Part 3: Test guidance - Seismic test methods (Chinese: 环境试验 第3部分：试验导则 地震试验方法)
English versions: GB 15093-2025
English versions: YY/T 1833
20-2025_Chinese: Methods for chemical analysis of tungsten concentrates - Part 20: Determination of mercury content - Solid sampling and direct mercury analysis method (Chinese: 钨精矿化学分析方法 第20部分：汞含量的测定 固体进样直接测定法)
GB/T 20130-2025_Chinese: Self-shielding electron beam facility for radiation processing (Chinese: 自屏蔽电子束辐射加工装置)
GB/T 20340.1-2024 Chinese PDF (GB/T20340.1-2024) GB/T 45215-2025 25-2024_Chinese: Environmental testing - PartGB T 20340. 1 2024_Chinese: Agricultural trailers and trailed equipment Drawbar jacks Part 1: Design safety, test methods and acceptance criteria (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20340. 1 2024
