查询词典 theoretical research

For there is no concrete mathematical expression to describe its complicate inner working process and theoretical calculation, and the movement of piston is a kind of nonlinear variable accelerated motion, we have to resort to computer technique to do theoretical research work.

油压夯管锤是高能量输出的油压马达，其工作性质是建立在流体力学、液压传动、运动学、动力学、机械学、波动力学等多学科基础上的流体机械，其内部工作过程和理论计算比较复杂，没有显示的数学表达式，而活塞的运动又是一种非线性的变加速的运动过程，因而，其理论研究必须借助电子计算机。

New methods are put forward based on the theoretical basis and the anticipative experimental results, and are beneficial to the theoretical research and engineering applications in image fusion technology.

本文所提出的一些新方法具有理论基础和预期的实验结果，这些工作对图像融合技术的理论研究和工程应用具有一定的作用。

Chapter two, the theoretical basic of the metacongnition in Physics, stating that the theory of Autobus instructive study and the theory of architectural study, Piaget basic constructional learning theory and Vygotsky Social Construction are the psychological base of the metacongnition in Physics teaching, while Lifelong Education Theory and the Theoretical Research of the Subjectivity Education are the pedagogy basic of the metacongnition in Physics teaching.

第二章是元认知物理教学的理论基础。阐明了元认知的基本理论，奥苏伯尔的有意义学习理论、以及皮亚杰的建构主义学习理论和维果斯基社会建构理论是元认知物理教学的心理学基础，终身教育理论、主体教育理论是元认知物理教学的教育学基础。

Key researching bases such as "Institutes of Advanced Study"," Institute of Gan Knowledge","Research Center for the Development of Central China","Research Center of Ideological and Political Education of College Students in Jiangxi Province" were built so as to strengthen the theoretical research of philosophy and social science. Campus activities like "Masters' Forums","Joint Construction by Both University and Local Government","Consultancy Services," and "Barnstorming" are actively carried out so as to guide and promote regional cultural development.

在新的历史发展时期，南昌大学正高举中国特色社会主义伟大旗帜，以科学发展观为指导，继续解放思想，改革创新，努力实现"三个转移"，做好"三篇文章"，不断坚持科学发展，推进内涵建设，为实现建设高水平新型综合性大学的目标而努力奋斗，为实现江西在中部地区崛起的新跨越做出新的更大的贡献。

Research emphasis is put on thefollowing aspects:First,study of multiwavelet basis(e.g.periodic vector,interpolation vector,multi-dimensional vector)suitable for different practical demands.Second,from perspective of operatorapproximation order,study of normal function approximation operator,contrast and comparison ofwavelet operator and multiwavelet operator and their respective applicable fields.And further,onbasis of the above,exploration of approaches of multiwavelet analysis application in function spacetheoretical research,and higher-lever,more convenient approaches for multi-function spaceapproximation theoretical research.Third,by fully employing unique features of multiwavelet,research action of multiwavelet analysis in the construction of L〓space non-conditionalbasis.Fourth,research such as transient signal analysis,image edge extraction,datacompression,fractal signal analysis.

其一，研究适宜于不同实际问题需要的向量小波基（如周期向量小波、插值向量小波、高维向量小波等）；其二，从算子逼近阶的角度研究一般函数逼近算子、小波算子和向量小波算子的异同点以及较优适用领域；在此基础上，探索将向量小波分析应用于函数空间理论研究的途径，寻找更高层次、更便捷地研究多元函数空间逼近理论的方法；其三，充分利用向量小波所独具的完美性质，探索在〓空间〓无条件基的构造中，向量小波分析的价值；其四，对向量小波适用的信号瞬态分析、图像边缘分析、数据压缩保真、分形信号分析等领域应给予特别的重视。

Concretely, the research is divided into three parts: theoretical research, empirical research and practical research.

本课题的研究是基于基础研究的视角展开的。在具体研究中。

Presently, this new model drive has not been researched. Therefore, the basically theoretical research on the face harmonic motion drive of separate tooth and application is not only developed new type of active teeth drive but also has a definite theoretical significance and economic value.

目前，这种新型的传动方式国内外还没有进行研究，因此，关于散齿端面谐波齿轮传动的基础性理论研究和开发应用，不仅增加了活齿传动的类型，具有一定的理论意义，而且具有很好的应用前景和经济价值。

During the course of research, the writer applied the methods of combining theoretical research and practical research, and paid attention to the instruct function of theory to practice. The thesis uses the data of the result, made the analysis based on scientific investigation. And the research is weighable by using the antitheses in the same trade in the analyses.

本文在研究过程中，运用了文献研究与实证研究相结合的研究方法，注重理论对实践的指导；运用了调查结论，使问题分析建立在科学调查的基础上；运用了同业对比法分析问题，使问题具有可衡量性。

Compared with the research of the geometric nonlinear finite element method home and aboard in the components such as bar, plate, beam and shell element, the present problems is analyzed and the future research direction is described for the theoretical research and program design of geometric nonlinear finite element method.

综合比较了几何非线性有限元法在杆、梁、板、壳等方面的国内外研究成果，指出目前仍存在的问题，提出今后的发展方向，为几何非线性有限元的理论研究与程序设计提供参考。

In the research foundation of reconstructing leading hole into swirl hole, board hole, blocking hole and other internal energy dissipation ,this paper adopts the method of combining optimization design , experimental study and theoretical analysis together, and discusses barrage effect of level rotary internal energy dissipation discharge tunnel with shaft inlet, and obtains the preliminary achievement of testing and theoretical research.

本文在导流洞改建为旋流洞、孔板洞、洞塞洞等内消能工的研究基础上，采取优化设计、试验研究与理论分析相结合的方法，探讨了竖井进流水平旋流内消能泄洪洞的阻塞效应，取得了试验和理论研究方面的初步成果。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。