Selection is a very important step in library information resource digitization project.
内容选择是图书馆信息资源数字化项目的一个重要步骤。
Library information resource digitization projects need high investment and also require cost saving.
图书馆信息资源数字化需要资金的高投入，应当节约成本。
Library information resource digitization projects need high investment and also require cost saving.
图书馆信息资源数字化需要资金的高投入，应当节约成本。
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