There are three stages of library automation: data processing, library networking and digital library.

图书馆自动化经历了三个历史阶段：数据处理阶段，网络化阶段和数字化阶段。

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There are three stages of library automation: data processing, library networking and digital library.

图书馆自动化经历了三个历史阶段：数据处理阶段，网络化阶段和数字化阶段。

youdao