GB/T 25849-2024 Chinese PDF (GB/T25849-2024) GB/T 1231-2024 2-2023_Chinese: High frequency inductive components

2-2023_Chinese: High frequency inductive components - Electrical characteristics and measuring methods - Part 2: Rated current of inductors for DC to DC converters (Chinese: 高频感性元件 电特性及其测量方法 第2部分：DC-DC变换器用电感器额定电流)

English versions: GB 30180-2024

English versions: GB/T 45318-2025

GB/T 43292-2023_Chinese: Language-learning services - Requirements (Chinese: 语言学习服务 要求)

English versions: GB/T 45329-2025

GB/T 25849-2024 Chinese PDF (GB/T25849-2024) GB/T 1231-2024 2-2023_Chinese: High frequency inductive componentsGB T 25849 2024_Chinese: Mobile elevating work platforms Design, calculations, safety requirements and test methods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25849 2024