动力学

Based on the above conclusions, we introduce Systemic Dynamics into the analysis of Bullwhip Effect.

在上述分析的基础之上，将系统动力学的原理用于对长鞭效应的分析之中，先画出相应的系统流程图，然后建立了一个简单的库存管理系统的动力学仿真模型。

The reliability of this titration calorimetric model for studying thermokinetics of first-order reactions has been verified by the experimental results obtained.

本文采用此模型，研究了去离子水溶剂中乙酸乙酯皂化反应的热动力学，实验结果验证了该模型研究一级反应热动力学的适用性。

By using of both the approach of grand canonical ensemble and the approach of mean field equation to describe the evolution of particles on a node, we find that the stationary state of particle is determined by the strength distribution, in contrary to the case of asymmetric weights on the edge where the stationary state is determined by the degree distribution.

通过观察结点上的平均占有粒子数随时间的演化，数值模拟表明了系统在动力学的初始阶段出现了级次动力学过程，这个过程也同样是由强度的分布决定。

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。

The results show that it is much reasonable to evaluate pharmacodynamics of traditional Chinese drug which treat thoracic obstruction cardialgia in the acute myocardial infarction models with blood stasis in rats.

大鼠"血瘀证"下急性心肌梗死模型与单纯急性心肌梗死模型在心电图变化上存在明显差异，在血流动力学各项指标上无明显差异，提示采用"血瘀证"下急性心肌梗死模型来评价治疗胸痹心痛中药的药效学更为合理。关键词：血瘀；心肌梗死；大鼠 Wistar；血流动力学；心电描记术

Comparison of changes in ejection fraction to changes in impedance cardiography cardiac index and systolic time ratio.

无创血流动力学监测对老年隐性心衰的临床意义。实用老年医学， 2008， 22(2)： 159160。[3] 马立业。无创心脏血流动力学监测仪的工作原理、参数意义和临床价值。

Polyethersulfone with cardo was a developed engineering thermoplastic and membrane material with high glass transition temperature,PES-C ultrafiltration membranes were prepared by phase inversion method using dimethylacetamide as solvent and oxalic acid and polyethylene glycol as additives.The membrane morphology forming and evolution could be observed by the experimental system and method.The effect of additive and polymer concentration on cast solution and the gelation kinetics of polyethersulfone with cardo asymmetric membrane were studied.

采用耐高温工程塑料——含酚酞侧基的聚芳醚砜为膜材料，草酸和聚乙二醇为添加剂， N，N -二甲基乙酰胺为溶剂，并利用改进的凝胶动力学实验装置和方法，使之能真实地再现不同膜孔结构生长及发展演化的过程，借助相关软件对图像进行处理，考察了添加剂、聚合物浓度对铸膜液凝胶速度的影响，对酚酞基聚芳醚砜非对称膜的凝胶过程的动力学进行研究。

In a 5-liter scale batch bioreactor,the fermentation kinetics of carotinoid production with Rhodotrula was studied.

在5L发酵罐中，对酵母发酵生产类胡萝卜素的动力学特性进行了研究，得到了菌体生长、基质消耗和产物合成动力学模型。

The kinetics of chlordane degradation was evaluated well by pseudo one-order model.

动力学模拟结果表明，LY402好氧降解氯丹的过程符合pseudo一阶动力学模型。

The kinetics of chrysotile in hydrochloric acid is studied by building the overall kinetic model for the fibrous particle in liquid-solid reaction.

进而通过建立液－固相反应纤维状颗粒的宏观动力学模型，研究了纤蛇纹石盐酸浸出的动力学过程。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。