GB/T 25392-2024 Chinese PDF (GB/T25392-2024) GB/T 38403.2-2024 English versions: GB/T 42257-2022

English versions: GB/T 42257-2022

GB/T 45178-2024_Chinese: Man-made fibre - Determination of antioxidant activity - DPPH and ABTS methods (Chinese: 化学纤维 抗氧化活性测定 DPPH和ABTS法)

1-2023_Chinese: Industrial fans - Determination of fan sound power levels under standardized laboratory conditions - Part 1: General overview (Chinese: 工业风机 标准实验室条件下风机声功率级的测定 第1部分：通用要求)

18-2024_Chinese: Test method for noise of household and similar electrical appliances - Particular requirements for washer-dryers (Chinese: 家用和类似用途电器噪声测试方法 洗干一体机的特殊要求)

GB/T 25392-2024 Chinese PDF (GB/T25392-2024) GB/T 38403.2-2024 English versions: GB/T 42257-2022GB T 25392 2024_Chinese: Agricultural engineering Electrical and electronic equipment Testing resistance to environmental conditions (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25392 2024