分析动力学

The paper analyzes the movement of a double inverted pendulum from the movement of the rigid body. The linear mathematical model of double inverted pendulum is constructed by mechanical Equation and the data of the actual plant.

本文从刚体运动学角度分析了二级倒立摆系统的运动，并利用有关动力学基础知识和倒立摆实验装置的实际数据对二级倒立摆系统进行了数学模型的建立。

Using the powerful calculation capability of MATLAB for matrix,and adopting vector ring and vector chain equation,the paper calculates and imitates the characteristic of kinematics and kinetics about equivalent force model of plane machinery.

利用MATLAB软件对矩阵强大的计算能力，采用矢量环与矢量链方程对平面机构的等效力学模型的运动学特性和动力学特性进行计算仿真，主要针对机构的速度波动特性进行了仿真和分析。

Numerical results of the energy, the velocity distribution, the mean free path, the mean collision time, the heat capacity and the self-diffusion coefficient agree well with the theoretical/experimental data.

本文用分子动力学方法模拟了系统的热力学参数和输运系数，并探讨了扰动在介质中的传播机理，最后分析和讨论了汽液界面中的相变现象。

Research Interests: Our research mainly involves microanalysis and chemical kinetics.

研究兴趣本实验室之研究范围主要是微量分析和化学动力学。

Analysis of phase diagram and thermodynamics calculation have been made for the formula of predetermined clinker minerals,the dynamics experiment having carried out on the key elements(the temperature,material size,insulating time and content of mineralize) affecting reaction velocity.

对选定熟料矿物的配方进行了相图分析和热力学计算，并对影响反应进行的诸要素(温度、物料粒度、保温时间以及矿化剂浓度)进行了动力学试验。

The effect of various crosslinking extent on morphology and properties was discussed. The miscibility was analyzed by thermodynamics and kinetics factor.

讨论了不同交联缠结程度对IPN形态及性能的影响，分析了影响IPN两网络相容性的热力学及动力学因素。

Furthermore, numerical methods for dynamic response and modal analysis of the multi-degree system are introduced.

此外，结构动力学还介绍了多自由度系统动力响应和模态分析的数值计算方法。

A modal value analysis method is presented to obtain a reduced-order dynamic model with modal coordinates for structures with small damping or without damping.

针对小阻尼和无阻尼结构，提出了一种模态价值分析方法，用于在模态坐标下的动力学模型降阶问题。

Using the modified analytical embedded atom method, the physical properties of D03 type Fe3Al alloy, including the lattice constant, formation heat, elastic constants, phonon dispersion curves, density of states, molar heat capacity at constant volume, Debye temperature and thermal expansion, were calculated. The calculated results were compared with the experimental data and those obtained by others.

摘 要：应用改进分析型嵌入原子模型，系统地计算了D03 结构Fe3Al合金的晶格动力学性能，包括晶格常数、形成热、弹性常数、声子谱、态密度、摩尔定容热容、德拜温度和热膨胀系数等，并将计算结果与已有实验数据和其他理论计算结果进行了比较。

Finally, at the COMPASS force field of Molecular Mechanics, Molecular Dynamics method is used to simulate the melting process and to predict the melting point of NG.

最后在分子力学方法力场下，以分子动力学方法模拟了硝化甘油的熔化过程，预测其熔点(360K)，分析了熔化前后硝化甘油多种性质的变化。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。