50万吨每年醋酸乙烯精制工艺的流程模拟与优化
北京理工大学珠海学院2020届本科毕业设计Process Simulation and Optimization of Distillation Processof Vinyl Acetate with Annual Output of 500,000 TonsAbstractThis paper studies and d...
金属盐改性活性炭催化某些精细有机合成反应的研究
成无定形复合结构：5、由SEM照片可以看出，改性后活性炭的表面形貌发生了很大的破坏，孔容、孔径增大，并且FeC1H2SO(稀)VAC,Al2(SO)H2SO4(稀)/AC表面有大块的平面层状结构，这与第一部分有金属...
铝合金在现代飞机上的应用研究
Application of aluminum alloy in modern aircraftABSTRACTWith the continuous development and progress of aircraft manufacturing technology andAeronautical Materials Science,it is be...
《文心雕龙》物色论
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几个外省冬小麦亲本产量性状遗传力和配合力分析
shows that Tainong 18 is a parent with excellent characters,and itsgeneral combining ability is very high.Moreover,Rumei 076 and 1xh-1 wereexcellent parents to increase 1000 grain ...
基于SLP法的仓库布局优化研究——以天祥集团广州分公司样板仓库为例
Research on Optimization of warehouse internal layoutbased on SLPTake the sample warehouse of Intertek GroupGuangzhou Branch as an example[Abstract]As the 'third profit source'of e...
开放性实验在无机化学教学改革中的探索和实践
AbstractThe teaching idea of humanism is the guiding ideology of open teaching.Itemphasizes people-oriented development.Teachers should pay more attention to theexploration of stud...
近五年高考中解析几何题目的研究与教学策略
目录摘要.Abstract第一章引言11.1引言.1第二章理论基础.…022.1历史发展…22.2思想方法在解析几何中的应用2.2.1数形结合的思想2.2.2分类讨论的思想...32.2.3化归的思想2.2.4方程的思想..2.2.5参...
ACommunicativeandStylisticStudyOfBusinessLetters
AcknowledgementsI would like to give special thanks to my supervisor Professor Zhang Chunhong forhis continuous guidance from the preparation to the completion of this thesis.Profe...
CommunicatingEffectivelyinInterculturalBusinessSettings
Chapter Three The Nature of Communication3.1 Definition of Communication---113.2 The Communication Process--133.3 Intercultural Business Communication----193.4 Intracultural Commun...
