电子文献是一种新的载体 ,具有信息存储量大、体积小、检索方便等优点 ,印刷文献历史悠久 ,适用领域广泛 ,二者具有互补性。要科学地确定电子文献与印刷文献的馆藏结构 ,必须明确购买电子文献的目的。此外 ,电子文献的选取要具有馆藏特色 ;电子文献与印刷文献应分层次收藏。在现有条件下 ,应以收藏印刷文献为主 ,电子文献则以收藏检索性文献为主 Electronic literature is a new kind of carrier, which has the advantages of large amount of information storage, small size and convenient retrieval. The printing literature has a long history and wide application fields, and the two are complementary. To scientifically determine the collection structure of electronic documents and printed documents, the purpose of purchasing electronic documents must be clearly defined. In addition, the selection of electronic documents should have a collection of features; electronic and printed literature should be layered collection. Under the existing conditions, the main collection of printed literature should be based on the collection of electronic literature is mainly based on literature