年产10万吨正丁醇生产工艺的设计
The productive technology of 100,000 tons n-butyl alcohol per yearAbstractN-butyl alcohol (CH3CH2CH2CH2OH)is a colorless,transparent,wine smell ofimportant organic chemical raw mat...
年产2000吨木器漆用高性能聚氨酯的生产工艺设计
Production Process Design of High-Performance Polyurethane forWood Coatings with an Annual Output of 2000 Tons.AbstractThis design is the production process design of high-performa...
石墨烯的新方法剥离制备及表征
AbstractGraphene was prepared by traditional method and organic carbon by addingmedium strength sulfuric acid (12 mol/L)as intercalation agent.Natural graphite wasstripped in alkal...
氧化石墨烯掺量下碳纤维复合材料层合板的电学性能测试
Electrical performance test of carbon fiber composite laminateswith graphene oxide contentAbstractCarbon fiber composites(carbon fiber reinforced polymer,abbreviated CFRP)areapplie...
圆盘水浸超声扫描装置设计
北京理工大学珠海学院2020届本科生毕业设计Design of the water-immersed ultrasonic scanning deviceof the discAbstractThe coupling agent used in ultrasonic testing for water immersion ...
XXX网络方案规划与设计
目录一、绪论...6(一)选题背景。。。。。。。。。。。。。。g。ggg。。。(二)可行性分析6二、网络需求.8(一)网络需求分析.(二)信息点分布...(三)网络安全需求10三、网络设计原则和目标..11(一)...
我国中小企业税收筹划探讨
(三)税率差异法税率差异法是指税纳人利用法律规定的税率不同，有计划安排自身行为，使自身行为符合较低税率，从而实现不缴或者少缴税款减轻赋税的目的，国家针对不同地区、不同行业、不同项目等...
初中数学解题中隐含条件的挖掘
AbstractIt is an important factor for junior high school students to make mistakes insolving problems that they do not dig or not dig enough the hidden conditions inmathematics pro...
方程的一题多解在提高学生学习兴趣方面的一些探索
Some Explorations on How to Improve Students'Interest Learning in theMulti-answer Question of EquationAbstract Under the requirements of the new curriculum reform,mathematics teach...
近五年高考数学（全国卷）试题分析
cross-penetration;Carry out the thought method,improve the operation ability.Suggestions for senior in the high school to prepare the exam:Pay close attention to basicknowledge and...
