GB/T 33290.31-2024 Chinese PDF (GB/T33290.31-2024) GB/T 32590.1-2024 English versions: GB/T 45049-2024

English versions: GB/T 45049-2024

16-2024_Chinese: Explosive atmospheres - Part 16: Specification of electrical installations inspection and maintenance (Chinese: 爆炸性环境 第16部分：电气装置检查与维护规范)

3-2023_Chinese: Cores made of soft magnetic materials - Measuring methods - Part 3: Magnetic properties at high excitation level (Chinese: 软磁材料制成的磁心 测量方法 第3部分：高励磁水平下的磁特性)

GB/T 30163-2023_Chinese: Specifications of top combustion stove with high blast temperature for blast furnace (Chinese: 高炉用高风温顶燃式热风炉节能技术规范)

GB/T 33290.31-2024 Chinese PDF (GB/T33290.31-2024) GB/T 32590.1-2024 English versions: GB/T 45049-2024GB T 33290. 31 2024_Chinese: Specification for inspecting exit cultural relics Part 31: Jewelry (Chinese: 31) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 33290. 31 2024