The design and implementation of central management system of selfservice library of city blocks is expounded and the technology and framework' during the development is introduced.

详细阐述了城市街区自助图书馆中心管理系统的设计与实现，简述了开发过程中使用的技术和框架。

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We have basically the building blocks of the solar system preserved in this sort of cosmic library, if you will, for the entire age of the solar system and preserved at very low temperatures.

NPR: Stardust Set to Deliver Comet Samples