GB/T 31034-2024 Chinese PDF (GB/T31034-2024) GB/T 8292-2025 GB/T 44978-2024_Chinese: Smart community infrastructures

GB/T 44978-2024_Chinese: Smart community infrastructures - Smart transportation for rapid transit in and between cities and urban agglomerations (Chinese: 智慧城市基础设施 连接城市和城市群的快速智慧交通)

GB/T 18851

English versions: GB/T 2820

2-2023_Chinese: Cores made of soft magnetic materials - Measuring methods - Part 2: Magnetic properties at low excitation level (Chinese: 软磁材料制成的磁心 测量方法 第2部分：低励磁水平下的磁特性)

GB/T 20878-2024_Chinese: Stainless steels - Designation and chemical composition (Chinese: 不锈钢 牌号及化学成分)

GB/T 31034-2024 Chinese PDF (GB/T31034-2024) GB/T 8292-2025 GB/T 44978-2024_Chinese: Smart community infrastructuresGB T 31034 2024_Chinese: Insulating back sheet for crystalline silicon photovoltaic(PV) modules (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 31034 2024