查询词典 theoretical research

In this thesis, with the aid of the method of reconstructive direction cosine matrices of the analysis and synthesis of spatial mechanism, the more overall and systematic theoretical research is done about trident-bar universal joint and drawn some useful conclusions about kinematics analysis, dynamics analysis, kinematical precision analysis, vibration analysis, simulation and experimental results analysis, mechanism type selection analysis based method of fuzzy distinguishable pattern, integrated designing prototype system.

本文以改造的方向余弦矩阵为数学工具，以三叉式万向节为研究对象。进行了机构有关的解析求解、仿真和试验结果分析，基于模式识别技术的机构选型及机构的集成设计原型系统，得出了以下结论：(1)采用改造的方向余弦方法适用于空间机构的运动求解及动力求解。它的特点是解析明了，以矩阵方式体现，适合计算机求解。并以万向节为实例进行了万向节的详细的运动分析，建立了求解的各个变换矩阵，得出了机构的详细的运动关系。

In this paper,according to the polytropic spectral characteristics and physicochemical characteristics of neodymium,the effect of neodymium on color generation of discolour glaze was systematically probed,the reason and mechanism of neodymium discolourment in glaze were elaborated,so as to be helpful to the development of discolour glaze and its theoretical research.

根据氧化钕独特多变的光谱特征及物理化学特征，探讨了钕对变色釉呈色的影响，阐述了其在釉中的变色原因及其机理，对变色釉的开发和理论研究有一定指导意义。

In the second part,theoretical research on the dissociation process of NaI molecule is carried out.

在第二部分中我们从理论上对NaI分子的光解离过程进行了研究。

The theoretical research, computer simulation and experimental results analysis show that maskless laser interferometric lithography and holographic lithography have the characteristics of large field of view, high resolution, distortionless, relatively simple system structure, low costs and convenient realization way. They have a broad application prospect.

激光干涉光刻技术研究四川大学博士学位论文理论研究、计算模拟和实验结果分析表明，无掩模激光干涉光刻和全息光刻具有大视场、高分辨率、无畸变、系统相对简单、成本较低，实现方便等特点，具有广阔的应用前景。

In chapter 7, theoretical research of the measurement of complex permittivity of uniaxial anisotropic materials by means of an electromagnetic open resonator has been made, and the double refraction phenomenon due to the anisotropy of measured dielectric materials has been analyzed quantitatively.

第七章对单轴各向异性媒质在电磁开腔中的场分布和复介电常数计算公式进行了研究，并且从理论上定性定量地解释了在实际测量中出现，一直没有得到确切解释的双折射现象。

In the field of EDM, theoretical research and its application on fuzzy control are an important topic in the 1990's.

模糊控制的理论研究和技术应用是90年代电火花加工领域的一个重要课题。

In this thesis, on the basis of experimental and theoretical research, we study the factors that lead to low electroluminescence efficiency of PS and the stability of PL in PS.

在本论文中，我们通过理论和实验研究，对造成多孔硅电致发光效率低的原因以及多孔硅的发光稳定性问题进行了一些探索。

In the second part, I explore the inspection of the register of shareholders .and I reference to the extraterritorial legislation and theoretical research results.

第二部分，考察股东名册的具体效力，结合域外立法和理论研究成果，分析了股东名册的权利推定效力、对抗效力和免责效力，并且针对我国立法现状提出改善意见。

Therefore, it is a significative project to do some theoretical research to the pipe dies for extrusion.

因此，对管材挤出机头的设计方法以及参数的合理性开展研究是一项非常有意义的工作。

Based on the theoretical research, this dissertation analyzes the hotshot problems of price formation mechanism of air passenger with providing the solutions to these problems.

基于理论分析，本文对民航客运价格形成机制中的几个主要焦点问题进行了应用研究。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。