GB/T 44872-2024 Chinese PDF (GB /T44872-2024) GB/T 33993-2024 power supply units and combinations

power supply units and combinations thereof - Part 14: Particular requirements and tests for auto-transformers and power supply units incorporating auto-transformers for general applications (Chinese: 变压器、电抗器、电源装置及其组合的安全 第14部分：一般用途自耦变压器和内装自耦变压器的电源装置的特殊要求和试验)

GB/T 3920-2024_Chinese: Textiles - Tests for colour fastness - Colour fastness to rubbing (Chinese: 纺织品 色牢度试验 耐摩擦色牢度)

GB/T 44934-2024_Chinese: Technical specification for flywheel energy storage unit of electrical energy storage (Chinese: 电力储能用飞轮储能单元技术规范)

GB/T 44935-2024_Chinese: Nanotechnologies - Measurement of the number of layers of MoS2 flakes - Raman spectroscopy method (Chinese: 纳米技术 二硫化钼薄片的层数测量 拉曼光谱法)

GB/T 26713-2025_Chinese: Footwear - Chemical tests - Determination of dimethyl fumarate (DMFu) (Chinese: 鞋类 化学试验方法 富马酸二甲酯（DMFu）的测定)

GB/T 44872-2024 Chinese PDF (GB /T44872-2024) GB/T 33993-2024 power supply units and combinationsGB T 44872 2024_Chinese: General technical requirements for appearance of textile products after cleansing (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44872 2024