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The main contents include ? the foundation of MD simulation cell in Grand Canonical Ensemble;? the establishment of elastic collision mechanism between hydrogen molecules and carbon nanotube walls and arithmetic design;? molecular dynamics simulation details of hydrogen physisorption in single walled carbon nanotube arrays and program design;? the acquirement and analysis of computer simulation results, where the influences of tube diameter, distance between tubes, temperature and pressure on hydrogen physisorption in SWCNTA are investigated in detail.

主要内容为：①巨正则系综分子动力学模拟元胞的创建；②氢分子与碳纳米管壁弹性碰撞机制的建立及算法设计；③碳纳米管阵列物理吸附储氢的分子动力学模拟细节及程序设计；④计算机模拟研究结果的获取与分析，重点研究了管径、管间距、温度和压强对单壁碳纳米管阵列物理吸附储氢的影响。

To construct canonical equation for the constrained Hamiltonian systems dynamics

在最后，介绍了一般的微分/代数方程组的一些重要概念，如指标等

Soil water dynamics are influenced by capillary rise under shallow water table, mainly in the soil layer of 0-100 cm for both winter wheat and spring maize.

地下水埋深对农田土壤水分垂直变化的影响主要在0～100cm土层，地下水位越深，同层土壤含水量的差异越大。

Tight-binding molecular dynamics was used to simulate the thermal behavior of carbon nanotubes in this paper.

运用分子动力学方法具体模拟研究单个碳纳米管在加热过程中的结构变化。

The dynamics model of carrying capacity of water resources is given out based on the foundation of the analytical frame.

目前，我国对水资源承载力的定义从不同的侧重点研究出发，给出的定义是不同的。

Based on the finger's kinematics and dynamics, joint position tracking and fingertip position tracking in Cartesian space are realized respectively by tracking linear actuator position.

使用直线式电位计检测驱动器的直线位置，基于线性霍尔传感器测量电机的位置和速度，基于光电开关实现极限位置的检测和保护。

How to make use of geologic parameter and production data is important to carve up production and then to study the dynamics of gas reservoir.

如何利用各层地质参数及生产数据，对正确进行产量劈分以及进行气藏动态研究有重要的意义。

A theoretic model has been established to describe the cataphoresis dynamics in high repetition rate pulsed discharge metal vapor lasers.

建立了一个理论模型描述了高重复率脉冲放电金属蒸气激光中的电泳动力学过程。

According to the partial research work of a project supported by the NSFC, this paper made an investigation in detail on the dynamics, the performance and the cataphoresis effect of Ca+ recombination laser excited by high repetition rate pulsed discharge.

高频脉冲电泳式He-Ca+复合激光与传统的He-Ca+复合激光相比，具有避免阻挡光路、能够相对独立控制钙蒸气压强、维持长期稳定放电和较长寿命的特点，能同时输出几百毫瓦功率的近红外RM跃迁激光和近紫外的复合激光，在微电子技术、激光治疗和可调激光器泵浦源等方面具有广泛的应用前景。

Catastrophe theory provides a coherent framework for modelling the complex dynamics of systems.

突变理论为建立系统的复杂动力学模型提供了一个清晰的框架。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。