档案管理的一项重要任务是采取有效措施 ,最大限度地延长档案资料的寿命 ,以利于档案信息资源的开发和利用。近几十年来 ,随着环境的不断恶化 ,城市中的大气污染问题日益严峻 ,空气中的有害气体和灰尘对档案制成材料的不利影响也日趋突出。因此 ,如何迎接环境恶化对档案保护带 Archives management is an important task is to take effective measures to maximize the extension of the life of archival materials in order to facilitate the development and utilization of archival information resources. In recent decades, as the environment continues to worsen, the air pollution in the cities is becoming more and more serious. The harmful effects of harmful gases and dust in the air on archival materials have become increasingly prominent. Therefore, how to meet the deteriorating environmental protection of the file