GB/T 27995.1-2025 Chinese PDF (GB /T27995.1-2025) GB/T 16702.5-2025 1-2024_Chinese: Mechanical structures for electrical

1-2024_Chinese: Mechanical structures for electrical and electronic equipment - Outdoor enclosures - Part 1: Design guidelines (Chinese: 电气和电子设备机械结构 户外机壳 第1部分：设计导则)

English versions: GB/T 15972

GB/T 18414-2025_Chinese: Textiles - Determination of chlorinated phenols and ortho-phenylphenol (Chinese: 纺织品 含氯苯酚邻苯基苯酚的测定)

GB 17761-2024_Chinese: Safety technical specification for electric bicycle (Chinese: 电动自行车安全技术规范)

3-2025_Chinese: Surface mounting technology - Part 3: Standard method for the specification of components for through hole reflow(THR) soldering (Chinese: 表面安装技术 第3部分：通孔回流焊用元器件规范的标准方法)

GB/T 27995.1-2025 Chinese PDF (GB /T27995.1-2025) GB/T 16702.5-2025 1-2024_Chinese: Mechanical structures for electricalGB T 27995. 1 2025_Chinese: Semi finished spectacle lens blanks Part 1: Single vision and multifocal (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27995. 1 2025