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...
校园快递众包取寄件模式研究——以广东药科大学中山校区为例
Study on Crowdsourcing Mode of Campus Express DeliverService Analysis of Guangdong Pharmaceutical UniversityZhongshan Campus[Abstract]In this paper,through questionnaire survey,dat...
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...
水稻秸秆纤维素发酵转化燃料乙醇的研究
酶活和B-葡萄糖苷酶活分别达到11.13IU/mL、465.24IU/mLand4.08IU/mL,均高于摇瓶发酵水平，分批发酵动力学过程显示，突变菌YT02菌体生长和纤维素酶各组分均为部分祸联。4.利用DEAEsephadex A-25...
留数定理及其应用
Residue Theorem And Its ApplicationAbstract:Residue theory is the main tool to study analytic function and themain way to solve function integral.This paper first gives the relevan...
关于城中村改造的研究——以深圳市白石洲拆建模式为例
3.5.2革命老区意义重.....103.5.3产权难确定....104深圳市白石洲城中村改造模式与措施分析.....。114.1整体拆建模式.....114.2改造规划........114.3拆赔补偿策略.…125深圳市白石洲城中村改造...
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 ...
日资银行在华经营现状及发展战略研究—以S银行为例
Research on the Current Situation and DevelopmentStrategy of Japanese-funded Banks in China-TakingS Bank as an ExampleAbstractWith the continuous opening up of China's financial ma...
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...
年产10万吨醋酸乙酯生产工艺的设计
北京理工大学珠海学院2020届本科生毕业设计The design of the annual output of 100000 tons of ethyl acetateproduction processAbstractEthyl acetate is a widely used solvent in chemical ...
