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3-2025_Chinese: Test methods of rare earth phosphors for LED - Part 3: Determination of chromaticity coordinates (Chinese: LED用稀土荧光粉试验方法 第3部分：色品坐标的测定)
GB/T 15316-2024_Chinese: General principles for energy saving monitoring and testing techniques (Chinese: 节能监测技术通则)
English versions: GB/T 45633-2025
English versions: GB/T 10184-2025
GBZ45262-2025_Chinese: Course development guide for education about standardization - Standardization and application of numbering technology (Chinese: 标准化教育课程建设指南 编码技术标准化与应用)
GB/T 18891-2024 Chinese PDF (GB/T18891-2024) GB/T 45537-2025 3-2025_Chinese: Test methods of rareGB T 18891 2024_Chinese: Designation of phase differences by hour numbers in three phase AC systems (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18891 2024
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