北京理工大学珠海学院2020届本科生毕业设计The engineering design of produce 200 cubic meters biogas per daywith livestock farm waste as raw materialAbstractOur country is agricultura...

AbstractIn recent years,with the rapid development of information technology in theInternet era,the software industry has developed rapidly,but the management ofsoftware has develo...

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目录引言…1.绪论.1.1研究背景..1.1.1国内研究现状1.1.2国外研究现状....331.2问题的提出..1.2.1研究目的.....51.2.2研究意义..51.3研究内容和研究方法...61.3.1研究内容…61.3.2研究方法.........

目录引言11绪论.…1.1研究背景与意义11.2国内外研究现状..1.3研究方法.…22辅助线在中考题中的常见应用22.1寻找特殊点，特殊线后揭示图形中隐藏的性质.·32.1.1与三角形有关的线段2.1.2等腰三角...

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...

On the application of eigenvalue and eigenvector of matrixAbstract At first,in order to facilitate the study and solution of linear equations,the concept ofmatrix was introduced.Wi...

目录1引言.......42数形结合思想在中学数学解题中的应用.·：2.1将代数问题几何化...…分2.1.1利用二次函数图像解决最值问题52.1.2利用几何图形证明数学公式2.1.3利用几何图形求解集合问题..·6...

The application of differential equation in mathematics of postgraduateentrance examinationAbstractThe theory of ordinary differential equation has been established for more than 3...

Research on the teaching of solving math problems in middle schoolsAbstract Mathematics teaching is more important to a high school class,solve mathematicalexcelling in math have c...