GB/T 20299.3-2024 Chinese PDF (GB/T20299.3-2024) GB/T 45036-2024 GB/T 25187-2024_Chinese: Surface chemical analysis

GB/T 25187-2024_Chinese: Surface chemical analysis - Auger electron spectroscopy - Description of selected instrumental performance parameters (Chinese: 表面化学分析 俄歇电子能谱 选择仪器性能参数的表述)

GB/T 44930-2024_Chinese: Interface requirements of high-altitude scientific balloon platform and payload (Chinese: 高空科学气球平台与有效载荷接口要求)

GB 16809-2024_Chinese: Fire resistant windows (Chinese: 防火窗)

English versions: GB 29995-2024

GB/T 45000-2024_Chinese: Surface active agents - Determination of components of sucrose fatty acid esters - Liquid chromatography (Chinese: 表面活性剂 蔗糖脂肪酸酯的组成分析 液相色谱法)

GB/T 20299.3-2024 Chinese PDF (GB/T20299.3-2024) GB/T 45036-2024 GB/T 25187-2024_Chinese: Surface chemical analysisGB T 20299. 3 2024_Chinese: Digital technique application of building and residence community Part 3: Property management (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20299. 3 2024