The development and implement of EAD is very rapid and extensive. As a standard of archival description, EAD has great potentialities.

EAD的开发和实施是极为迅速和广泛的，它作为一种档案著录标准，具有很大的发展潜力。

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Archival Information Package (AIP) : an Information Package, consisting of the Content Information and the associated Preservation Description Information (PDI), which is preserved within an OAIS.

存档信息包(aip)：保存在OAIS中的，由内容信息和相关的保存描述信息(PDI)组成的信息包。

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