本科论文摘要在全球自动化和城市化的环境发展的进步下，中国近年来环境问题已经引起了全世界乃至全球范围的关注。如果持续在这样的一个环境中，我们生活的地球会遭到前所未有的伤害。在我国城的...

北京理工大学珠海学院2020届本科生毕业设计Design of solvent extraction system for 20000 t/a waste lubricating oilrecovery unitAbstractSolvent extraction is an important part of chemi...

目录引言…1.向量恒等式的类型1.1平面内向量恒等式…。11.2四面体中向量恒等式....1.2.1有关面积外法向量的向量恒等式....21.2.2有关体积的向量恒等式..…22.四面体中向量恒等式的探究22.1问题...

Professor Zhu YueAnhui UniversityHeFeiApril 30,2004

ABSTRACTTitle:Research on the influence of employee turnover management on enterpriseculture in nine emun e-commerce enterprisesABSTRACT::in the era of knowledge based economy,huma...

本科论文摘要设计风格与品牌文化是品牌设计的主要成分，品牌不仅指设计的结果，而且更指艺术、细节、文化和其他基本特征，实用设计风格，创造强大的艺术魅力，品牌价值和文化色彩，可以设计思想...

AbstractThe arrival of the new economic era has promoted the rapiddevelopment of China's catering industry.However,due to itsweak brand awareness,the domestic catering industry has...

广西科技大学鹿山学院本科生毕业设计〔论文)AbstractBoth sides of the needle for Rutaceae Zanthoxylum,mainly distributed in China's Fujian,Guangdong,Guangxi,Yunnan and other places,is...

ABSTRACTABSTRACTCeramic microfiltration membranes was used to microfiltrate impure solvent naphtha200 coming from aluminum pigment industry,and the effect of operating parameter,co...

through the handbook and what through a CDROM will be the subject ofanother paper.Of all the self-instructed modes of learning,distance learning requiresthe greatest degree of auto...