理学类论文 第13页
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无配体Cu催化选择性C-N偶联合成N-邻卤芳基氨基酸酰胺
成都理工大学硕士学位论文C-N偶联反应合成N-(2-卤芳基)氨基酸酰胺。本论文研究内容主要包含三个部分：首先，选择邻溴碘苯和L-丙氨酰胺盐酸盐为底物，进行反应条件的优化，对该反应体系中催化剂...
5月21日 18:51
重组酶介导的等温核酸扩增（RAA）检测布氏杆菌方法的建立
Abstract[Objective]The common gene fragments of all species and genera of Brucella were screened,and theprimers and probes suitable for amplification of target genes were designed....
5月21日 18:53
初中数学课堂互动教学模式探究
AbstractThe application of interactive teaching mode in junior high school mathematicsteaching is helpful to strengthen the main position of students in classroom teaching,promote ...
11月11日 21:49
多媒体技术在数学教学中的应用
AbstractWith the development of Information Society,multimedia technologywhich is different from traditional education has been widely used in mathematics teaching.As a new modern ...
11月11日 21:53
基于“导学案-微课”培养初一学生数学预习能力的探索
AbstractPre-learning ability is the first step to improve students'self-learning.Abstractionis the subject nature of mathematics,and it is also a great obstacle for middle schoolst...
5月22日 22:11
类比思想在中学数学中的应用
AbstractAnalogy is a common mathematical method in middle school mathematics.Analogy iswidely found in the concept,formula,nature and problem solving of middle school mathematics.M...
5月22日 22:16
商业健康险发展中存在的问题及对策分析
AbstractWith the development of China's economy and the continuous improvement ofpeople's living standards,people's awareness of health is graduallystrengthened.Commercial health i...
5月22日 22:20
以问题解决策略发展小学生数据分析观念的学习任务与实践研究
问题、制定解决问题的方案、自己寻找甚至创造方法去处理数据、从数据挖掘中发现新的结论等都是发展学生创新意识地良好素材。”冈刘久成通过对小学统计教学60年的发展研究，进一步认为，“发展数...
5月22日 22:28
业财融合模式下的财务人员转型研究
AbstractIn today's society,'big data'technology and artificial intelligence areconstantly bringing forth new things.The core of enterprise accountingwork is gradually changing from...
6月7日 12:12
产业内贸易对经济周期协动性的影响——基于中国与东亚的实证研究
The Influence of Intra-Industry Trade on BusinessCycle-Synchronization in East AsiaAbstractThe wish of establishing a community of corporate future in east Asia has never stopped.F...
11月12日 11:07
