GB/T 19720-2024 Chinese PDF (GB/T19720-2024) GB/T 45089-2024 English versions: GB/T 1964-2023

English versions: GB/T 1964-2023

English versions: GB 24544-2023

measuring or monitoring of protective measures - Part 7: Phase sequence (Chinese: 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第7部分：相序)

301-2024_Chinese: Energy management system application program interface (EMS-API) - Part 301: Common information model (CIM) base (Chinese: 能量管理系统应用程序接口（EMS-API） 第301部分：公共信息模型（CIM）基础)

English versions: GB/T 45477-2025

GB/T 19720-2024 Chinese PDF (GB/T19720-2024) GB/T 45089-2024 English versions: GB/T 1964-2023GB T 19720 2024_Chinese: Jewellery and precious metals Determination of platinum and palladium Gravimetry using ammonium chloride and dimethylglyoxime (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19720 2024