Focuses on the realization of background management system, focusing on the realization of multi-layer structure.

并重点叙述了后台管理系统的实现，重点研究了多层架构的实现。

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Papers school student management system for background information on the basic tenets of systems development, structure, methods and processes.

论文以学校学生的管理系统为背景，论述了信息系统开发的基本原理，结构，方法和过程。

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The system is divided into two parts: front and background management.

系统分为两部分：前台和后台管理。

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Essentially, the only major change added in by Sprint and Kyocera is Eco Mode, a power management system on the Torque that blocks background data connections for nonessential apps.

ENGADGET