The whole structure of the system is three layer construction, the head connecting into layer, the center application layer and the database support layer of back-end.
系统的整体架构为三层结构，前端接入层、中间应用层和后端数据库支持层。
Campus culture covers three layers of spirit, system and materials, among which campus spirit as a core layer plays a very important role in the construction of campus culture.
校园文化包括精神、制度、物质三个层面，校园精神作为核心层面在校园文化建设中发挥着重要作用。
Campus culture covers three layers of spirit, system and materials, among which campus spirit as a core layer plays a very important role in the construction of campus culture.
校园文化包括精神、制度、物质三个层面，校园精神作为核心层面在校园文化建设中发挥着重要作用。
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