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English versions: GB 6944-2025
5-2025_Chinese: Uncut finished spectacle lenses - Part 5: Abrasion-resistant of surfaces test methods (Chinese: 眼镜镜片 第5部分：表面耐磨试验方法)
GB/T 18757-2025_Chinese: Enterprise modelling and architecture - Requirements for enterprise-referencing architectures and methodologies (Chinese: 企业建模与体系结构 企业参考体系结构与方法论的要求)
English versions: GB 17741-2025
English versions: GB/T 13511
GB/T 13748.24-2025 Chinese PDF (GB /T13748.24-2025) GB/T 13523-2024 English versions: GB 6944-2025GB T 13748. 24 2025_Chinese: Methods for chemical analysis of magnesium and magnesium alloys Part 24: Determination of trace impurity elements contents Glow discharge mass spectrometry (Chinese: 24 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13748. 24 2025
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