This text is divided into five chapters manage the system proceeding design to the student.
本文分为五章对学籍管理系统进行设计。
At present, the building of COMPASS Navigation Satellite System is proceeding.
目前，正在实施建设北斗卫星导航系统。
At present, the building of COMPASS Navigation Satellite System is proceeding.
目前，正在实施建设北斗卫星导航系统。
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