动力学

2The new cloud physical model is put forward the metric geometry.(3)The generalized cloud equations of cloud is derived on the generalized function and the Sobolev space on the Riemannian manifold.

提出了 大气模式中新一代云方案的动力学：(1)基于拓扑的云分类；(2)基于度量几何的云模型(3)利用黎曼流型上的广义函数和索伯列夫空间，系统建立了云之动力学方程组。

Taking the multi-deformable-body dynamics theory as a foundation,the dynamics behaviors of ring gear of the planetary gear set were studied in the process of engagement.

以多柔体动力学理论为基础，研究了行星齿轮内齿圈在啮合过程中的动力学行为。

In this dissertation, researches are mainly objected to dynamic characteristics of rotor systems.

本文应用非线性动力学理论研究了转子系统的动力学特性。

This paper uses Routh、Maggi、Appell equations of nonholomaic dynamics to build dynamic model.

本文分别利用非完整动力学的Routh方程、Maggi方程、Appell方程建立了爬壁机器人的动力学模型。

The hidden functions in the dynamics model are found out by using numerical methods such as Runge Kutta method and Finite Element method.

设计一种基于压杆屈曲原理的数字微镜装置，针对该装置建立机电动力学模型，应用龙格库塔法和有限元数值方法求解其动力学模型中的隐函数。

Firstly,using the method of concentrate mass this paper establish a non-linear dynamics model of a two-stage gear train with backlashe between the gear pair,and through analysed the dynamics model,the torsional motion differential equations are got , on this basis,then calculate the torsional motion differential equations using Runge—Kutta method ,and discuss how to influence the dynamics characteristic of system when these parameters chage such as mesh frequentcies、 stiffness of the intermediate shaft、the ration of mesh frequentcies.and discuss when the chaos will happen under the change of these parameters.

首先用集中质量法建立系统的含间隙的非线性动力学模型，并根据牛顿力学定理，得到系统的运动微分方程。然后对所建立的运动微分方程运用四阶变步长Runge—Kutta方法进行了求解，并对计算结果进行分析，研究了齿轮啮合频率、中间联接轴的刚度，一、二级齿轮的啮合频率比等参数变化时，对系统非线性动力学特性的影响规律，并讨论了当参数如何变化时会导致系统的混沌响应的出现。

Thermodynamic properties and structure of water under superhigh pressure were investigated by Equilibrium Molecular Dynamics simulations. The obtained heat of vaporization and self-diffusion coefficient are in good agreement with the experimental data.

采用平衡分子动力学方法，模拟研究了温度范围为243~348K、压强范围为0.1~400MPa条件下水的热力学性质、结构和动力学性质，模拟结果与实验值吻合较好。

In this paper, dynamics of two shaper mechanisms were analysized with stepmise solving method of equations set.

用动力学方程组逐次求解方法对两种牛头刨床机构进行了动力学分析。

The result demonstrates that this method can very efficiently model and simulate the problem of steering wheel shimmy .

将汽车前悬架多刚体动力学模型的仿真结果、柔体动力学模型的仿真结果与道路试验数据相比较，结果表明刚弹耦合建模的方法能更有效地研究转向轮摆振。

In order to absorb vibration of long test and measurement tubular column due to action of shock load,a dynamic model of absorber was set up base on traveling wave method and compared with common model.

针对在冲击载荷下长测试管柱的减震问题，利用行波法建立了减震系统动力学模型，与以往研究模型进行了比较，分析了减震器在冲击载荷下的动力学特性。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。