The gassealing structure is characterized by simple structure, significant effect and easy maintenance.
本实用新型结构简单， 效果显著，维护方便。
2
The mechanism of oil vapour loss is discussed and the application of nitrogen gassealing technique to store and transportation is introduced.
概述了油品蒸发损耗的机理。介绍了氮气密封技术在储运生产中的应用。
3
The working principle of dry gassealing and the structure feature of TM02D type series connection type dry gassealing were analyzed briefly in this article.