For digitize information society developing quickly, to make it to establish individual digital library become possible, to understanding its concept, class, function and performance have very important meaning for establish personal digital library.

• 数字化信息社会的发展,使个人数字图书馆的建成成为可能,了解其概念、种类、作用和运行对于建立个人数字图书馆有着十分重要的意义。