GB/T 24671-2023 Chinese PDF (GB/T24671-2023) GB/T 17435-2025 English versions: GB/T 45231-2025

English versions: GB/T 45231-2025

and laboratory use - Part 17: Particular requirements for equipment intended to be used in educational establishments by children (Chinese: 测量、控制和实验室用电气设备的安全要求 第17部分：教育机构中儿童使用设备的特殊要求)

GB/T 45424-2025_Chinese: Technical guidelines for satellite monitoring - Cyanobacterial bloom (Chinese: 卫星遥感监测技术导则 蓝藻水华)

English versions: GB/T 19544-2024

3-2024_Chinese: Equipment for crop protection - Spraying equipment - Part 3: Test method to assess the performance of volume/area adjustment systems (Chinese: 植物保护机械 喷雾设备 第3部分：评价单位面积施药液量调节系统性能的试验方法)

GB/T 24671-2023 Chinese PDF (GB/T24671-2023) GB/T 17435-2025 English versions: GB/T 45231-2025GB T 24671 2023_Chinese: Agricultural irrigation equipment Graphical symbols for pressurized irrigation 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 24671 2023