中国社会幸福感影响因素的数据探索性分析
北京理工大学珠海学院2020届本科生毕业论文An Exploratory Analysis of the Influencing Factors of ChineseSocial HappinessAbstractIn this paper,the questionnaire data from the cross-sec...
2015WPS论文答辩专题
中山大学SUN YAT-SEN UNIVERSITY9论文绪论The paper introduction研究背景The research background研究方法The research methodsCONTENTS研究结果The results of the study
蛋鸡的饲养和管理技术
学院学生毕业论文刚开产的母鸡虽然性已成熟，开始产蛋，但机体还没有发育完全，18周龄体重仍在继续增长，到40周龄时生长发育基本停止，体重增长极少，40周龄后体重增加多为脂肪积蓄。1.2环境变...
高精度细长管零件内壁防腐研究
AbstractAbstractQPQ salt bath compound processing technology (also known as QPQ tech-nology),in recent years as a new type of surface strengthening technology.The technology relati...
江水利枢纽坝工设计
江水利枢纽坝工设计/大坝平面图1.dwg江水利枢纽坝工设计/大坝立视图2.dwg江水利枢纽坝工设计/江水利枢纽坝工设计说明书.doc江水利枢纽坝工设计/江水利枢纽工程设计计算.doc江水利枢纽坝工设计/...
GCr15轴承钢超高周滚动接触疲劳中夹杂相关裂纹萌生的研究
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基于嵌入式开发系统的防火报警及指纹防盗的智能家居设计
ABSTRACTIn today's society,people have begun to enter into a well-off life.Whatthey are pursuing is not just to eat and wear warm clothes,but to strive forhigher enjoyment of scien...
基于Unity3D的3D横版沙盒游戏的开发与实现
AbstractIn the 21st century,more than 60 years have passed since the first videogame appeared.During this period,with the rapid development of technology,the technology of video ga...
基于Web的学生成绩管理系统的设计与实现
AbstractAbstract Since the 21st century,with the development of modern science andtechnology and the popularization of information technology,computer networktechnology has become ...
