智能防盗报警系统设计
北京理工大学珠海学院2020届本科生毕业设计Design of intelligent anti-theft alarm systemAbstractWith the development of the times,various smart devices are integrated into people'sdai...
高层建筑工程消防安全管理研究
AbstractWith the rapid development of China's economy and the continuous progress of the society,the safety management of construction projects has gradually become an integral par...
Plackett-Burman分析不同碳源对灵芝多糖以及三萜合成的影响
AbstractGanoderma lucidumis a rare Chinese medicinal material that has beenused in China since ancient times.It has high medicinal value.Thepolysaccharides and triterpenes containe...
贵阳561例婴幼儿辅食添加时间对生长发育的影响调查
心地给婴儿添加辅助食物。由于婴儿辅食添加受到喂养者文化程、经济程度、以及对合理辅食添加的认知度影响,则会造成婴幼儿喂养不当、营养不良和生长发育迟缓,长期不适宜的喂养行为将造成喂养一...
基于ASP.NETMVC技术的图书管理系统的设计与实现
Abstract:The library management system is a set of high-tech science andtechnology and book knowledge and information as well as traditional embodiment ofthe perfect combination of...
污水处理厂提升泵系统设计
毕业设计外文摘要TitleDesign of driving and lifting pump system in sewage treatment plantAbstractAt present,many water-scarce cities and regions have no new sources of water availab...
氯掺杂Ba0.5Sr0.5Co0.8Fe0.2O3-δ透氧性能及其用于低碳烷烃转化
矿型膜材料存在着选择性氧化催化活性不高的缺点。有文献报道卤素掺杂是改进钙钛矿型氧化物材料的选择性氧化反应(如甲烷氧化偶联、乙烷脱氢等)催化活性的有效手段。因此,本文也研究了氯摻杂对...
服装企业库存管理系统的设计与实现
北京理工大学珠海学院2020届本科生毕业设计Design and Realization of Inventory Management System for GarmentEnterprisesAbstractWith the rapid development of social economy and the con...
不同排气管设计参数下汽车尾部颗粒物排放扩散模拟分析
AbstractThe analysis of air pollution sources shows that motor vehicles have becomethe main source of air pollution in key urban areas.Major countries and regionsin the world have ...