这是一个E

（一）功能要求： （1） 信息维护： 要求：学生信息数据要以文件的形式保存，能实现学生信息数据的维护。此模块包括子模块有：增加学生信息、删除学生信息、修改学生信息 （2） 信息查询：要求：查询时可实现按姓名查询、按学号查询 （3） 成绩统计：要求：A输入任意的一个课程名（如数学）和一个分数段（如60--70），统计出在此用 -(1) functional requirements : (a) maintaining information : Request : Student data to information in the form of a document preservation, Students can achieve the maintenance of information and data. This module, including sub-modules are : increased student information, delete information of students, student information changes (2) Information : Request : inquiries can be realized by name inquiries, inquiries by the school, (3) results statistics : requirements : A importation of an arbitrary courses (such as mathematics) and a fraction of the (60-- 70), the statistics used in this

【book】Graphical Models Exponential Families and Variational Inference 英文书-【Book】 Graphical Models Exponential Families and Variational Inference books in English

pads系列教程，包括PowerP Router，PowerLogic，PowerPCB，PowerPCB电路板设计规范等。-pads tutorial series, including PowerP Router tutorial PowerLogic_v11, PowerPCB, PowerPCB design specifications, such as circuit boards.

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C++里比较好的一本书，适合初学者看看，内容逐渐加深，全学会了也学的差不多了-C++ In a relatively good book, suitable for beginners to see the contents gradually deepened, all learned to also learn about the

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用c语言做得选课系统，大家看看合不合适。需要的可以做修改-Done using c language elective system, let us look at Hopewell inappropriate. Need to be modified to do

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