年产12万吨丙烯腈回收工段工艺设计
Annual output of 120000 tons of acrylonitrile recycling sectionprocess designAbstractAcrylonitrile,colorless,is a kind of liquid with pungent smell,which is easy to burn.When its w...
年产4000吨钴酸锂正极材料生产工艺及车间设计
北京理工大学珠海学院2020届本科生毕业设计Production Process and Workshop Design of Lithium Cobalt OxideCathode Material with an Annual Output of 4000 TonsAbstractThis design mainly ...
太阳能氨水吸收式保粮系统设计
Design of Solar Ammonia Absorption Grain Preservation SystemAbstractAs China is a large grain production country,the grain silo occupies a very importantrole in our country.With th...
温感超级电容器的制备和性能
AbstractThe use of supercapacitors is affected by environmental factors,but fewscientists have studied them.This paper studies the effect of ambient temperature onthe capacitance o...
原子和小分子体系高次谐波产生的理论研究
山西师范大学学位论文AbstractHigh-order harmonic generation(HHG)is a nonlinear phenomenaresulting from the interaction of intense laser fields with the atomsand small molecules.As a...
毕业论文选题参考
23.于人民币国际化问题的探讨24.人民币实行自由兑换问题的探讨25.关于我国资本帐户对外开放的探讨26.我国外汇政策的改革方向研究27.在我国避免外汇风险的必要性和主要措施28.各国防范外汇风险主...
关于广东观心酒店管理有限公司内部审计问题的分析报告
发，具有一定的偶然性与不规范化。酒店管理企业的内部审计规章制度不是很健全，还有很多难题尚需处理。文中先简单介绍了内部审计这个概念与作用，随后阐述广东观心酒店管理有限公司内部审计的发...
初中生数学题海战术的思考
目录引言…41.问题的提出…1.1国外研究现状…41.2国内研究现状52.研究过程52.1研究对象…522研究方法一一问卷调查法…52.3研究步骤…62.3.1问卷的设计…2.3.2问卷的发放…62.3.3问卷的回收…62....
关于函数的凸性在中学数学解题中的应用
On the application of convexity of function in middle school mathematics problemsolvingAbstract In recent years,the investigation of this knowledge point about the convex function ...
浅谈导数在实际生活中的应用
On the application of derivative in real lifeAbstractThe derivative is the most important components in the field of higher mathematics,and itis the important foundation of mathema...
