编号 | 名称 | 英文 |
---|---|---|
C070334 | 气体分离设备 | Gas separation equipment |
C070335 | 制氧、制氮设备 | Oxygen and nitrogen manufacturing equipment |
C070336 | 稀有气体提取设备 | Rare gas extractive equipment |
C070337 | 气体液化设备 | Gas liquefaction equipment |
C070338 | 生产二氧化碳设备 | Equipment for producing carbon dioxide |