The reasons for changes in library automated systems are explored in the paper. The factors and selection guides for system upgrade and changes are discussed in detail.

本文分析了图书馆自动化系统变化的原因，探讨了实现业务管理自动化的图书馆在自动化系统升级和变换时考虑的因素和选择的原则。

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The system combines e-business and e-commerce processes into one process that guides users through requirements approval, product selection, funding certification, purchase, and asset tracking.

该系统结合电子商务和电子商务进程成一个程序，该程序通过通过需求批准，产品选择，资金证明，购买和资产跟踪等来引导用户。

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For example, the selection of large-grained assets typically represents a major architectural decision on the project, which then constrains and guides the selection of finer-grained assets and so on.

例如，粗粒度资产的选择主要代表了一个项目的主要构架决策，以后它就能够限制并引导精细粒度资产的选择等等。

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