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English versions: GB/T 44979-2024
GB/T 45310-2025_Chinese: Specification for main control system of solar power tower plant (Chinese: 塔式太阳能光热发电站主控制系统技术条件)
English versions: GB/T 45028-2024
English versions: GB/T 17591-2025
GB/T 45114-2024_Chinese: Nanotechnologies - Measurements of particle size and shape distributions by transmission electron microscopy (Chinese: 纳米技术 透射电子显微术测量纳米颗粒粒度及形状分布)
GB/T 17530.2-2023 Chinese PDF (GB/T17530.2-2023) GB 28881-2023 English versions: GB/T 44979-2024GB T 17530. 2 2023_Chinese: Test method of acrylic acid and acrylates for industrial use Part 2: Determination of organic impurities and purity of acrylates for industrial use Gas chromatography (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 17530. 2 2023
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