GB/T 2900.65-2023 Chinese PDF (GB/T2900.65-2023) GB/T 21218-2023 1-2025_Chinese: Technical code of practice

1-2025_Chinese: Technical code of practice for evaluation of resistance to diseases and insect pests in wheat - Part 1: Stripe(yellow) rust (Chinese: 小麦抗病虫性评价技术规程 第1部分：条锈病)

power supply units and combinations thereof - Part 5: Particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers for general applications (Chinese: 变压器、电抗器、电源装置及其组合的安全 第5部分：一般用途隔离变压器和内装隔离变压器的电源装置的特殊要求和试验)

GB/T 40425

English versions: GB 19041-2024

GB/T 2900.65-2023 Chinese PDF (GB/T2900.65-2023) GB/T 21218-2023 1-2025_Chinese: Technical code of practiceGB T 2900. 65 2023_Chinese: Electrotechnical terminology Lighting (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2900. 65 2023