复杂多金属硫化矿选矿废水处理与回用工艺研究
最终确定氧化剂为C10,最佳用量为40mg/1。处理后废水中C0Dcr达到污水综合排放标准一级标准。废水回用试验结果表明：用经过“酸碱中和-混凝沉淀-吸附-氧化-澄清-回用”净化处理的废水进行闭路试验...
年产500吨高纤维消化饼干的工厂设计
北京理工大学珠海学院2020届本科生毕业设计Design of a factory with an annual output of 500 tons of high-fiberdigestive biscuitsAbstractHigh-fiber digestive biscuits are based on the ...
贵州钢绳股份有限公司财务管理现状及对策研究
本科论文new concept of modern financial management,carry out the study of financial managementtheory,establish and improve the financial management system,strengthen credit and ris...
语境理论在中学英语语法教学中的应用
本科论文AbstractGrammar learning is a particularly important part of English.Under therequirement of the new curriculum standard,teaching grammar scientifically isan effective way ...
小学中高年级识字教学研究
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课堂教学中如何培养学生化学学科的核心素养——以霞浦七中为例
AbstractThe purpose of this study is to improve the quality of teaching,to improve thestudents'chemical core literacy,on the basis of explaining the concept of chemicalcore literac...
碳纳米管电极在分析中的应用与展望
Abstract Carbon nanotubes (CNTs)have led to many new technical developments andapplications such as being used for the modified electrodes due to their high chemical stability,high...
《宣和书谱》中北宋书法审美观浅论
Then,this article focuses on analyzing the aesthetic views of calligraphy in the Northern SongDynasty reflected in the Calligraphy Manual of Xuanhe Era,and summarizes the aesthetic...
浅谈幂级数的应用
目录1前言…11背景和意义…12本文研究的主要内容………12幂级数的基本知识…………22.1幂级数的定义………22.2幂级数的收敛区间…22.3幂级数的性质…2.4函数的幂级数展开……624.1泰勒公式…2.4...
AComparativeStudyofPoliteLanguageBetweenEnglishandChinese
毕业论文（设计）AcknowledgementsI would like to extend my sincere gratitude to the teachers andfriends who have offered me all kinds of help in accomplishing thisthesis.Especially,...
