档案的许多退化过程,如颜料和染料的褪色、铁锈的产生、昆虫与霉菌的生长等,都与氧气有关。如果没有氧气,这些退化反应将不会发生。因此,为了预防或延缓档案的退化过程,必要时应对档案进行缺氧处理。早在二十世纪八十年代我国的档案保护工作者就开始思考采用物理方法保护档案, Many of the archives’ degradation processes, such as the fading of pigments and dyes, the production of rust, the growth of insects and molds, are all oxygen-related. Without oxygen, these degeneration reactions will not happen. Therefore, in order to prevent or delay the degeneration process of archives, the archives should be dealt with hypoxia if necessary. As early as the 1980s, file protection workers in our country started to think about using physical methods to protect files,