动力学的

The contant B rate and the average velocity V of nonexchangeable potassium release can be used for the evaluation of the capability of soil supporting potassium to plant.Key words soil,nonexchangeable potassium release,kinetics of potassium release,Shaanxi Province

本试验通过H饱和树脂模拟根系吸钾过程，探索黄土性土壤非交换钾的释放动力学特征，并用暗棕壤和风砂土作参照，旨在为了解黄土性土壤非交换性钾释放动力学特征和评价供钾特性提供科学依据。

In the distillation column with a single reactor, the outer loop reactor is designed and applied. The reaction dynamics datas of photochlorination of acetic acid in the reactor were tested. According to parallel-consecutive reaction dynamics model, the parameters were fitted and the model result tallys experiment result well.

在背包式反应精馏装置中，采用了外环流反应器，实验测定了该反应器中乙酸光氯化的反应动力学数据，采用平行-连串反应动力学模型进行了参数拟合，所得模型计算值和和实验值吻合较好。

The mechanism and process of coking reaction for vacuum residua are analyzed, and the lumping kinetic model is used in the process of vacuum residua coking reaction .

对减压渣油焦化反应机理和反应过程进行了分析，将集总动力学模型用于减压渣油焦化反应过程，建立了减压渣油焦化反应的六集总动力学模型。

Objective To investigate the feasibility of using CT image-based computational fluid dynamics to simulate numerically the local hemodynamics in anatomically realistic human stenosed carotid bifurcations.

目的探索以CT图像为基础构建动脉血流动力学模型的技术方法，对颈动脉狭窄局部进行计算血流动力学（computationalfluid dynamics，CFD）数值模拟。

At last, the paper aims at the shortcomings of current VR development tools and VARE and addresses the emergency of the incorporation of modeling and simulation tools from physical based simulation into virtual reality to build authentic virtual environment, then introduces the attempt in this field using WorldToolKit and Vortex.

本文以碰撞检测和动力学仿真为主要研究内容进行探讨，并利用WorldToolKit与动力学仿真引擎Vortex在这一研究领域做出了有益的尝试。

Although methadone administration did not produce hemodynamicinstability in this study, the possible hemodynamic side effectsof histamine release should be considered when IV boluses ofmethadone are given.

尽管在此次试验中，美沙酮并没有造成血流动力学不稳，但是当静脉给予单次大剂量美沙酮时应该考虑到有可能因为组胺释放而产生血流动力学方面的副作用。

Based on the differential geometry, mechanical system dynamics, theoretical mechanics, strength of materials and elasticity theory, we made the study for the enwinding system in the roller of the ZJ70D rig. Finally, we solved the equations in the computers.

本文依据微分几何、机械系统动力学、理论力学、材料力学及弹性力学等基础理论，对钢丝绳在LEBUS绳槽滚筒缠绕行为进行了几何、动力学及静力学等方面的研究，并基于ZJ70D钻机结构参数进行求解。

A kinetic coal gasification model combining chemical equilibrium was developed to evaluate and optimize gasifying parameters in entrained flow bed gasification.

为评价和优化气流床煤气化中的气化方案和气化参数，从化学动力学角度并结合化学平衡，依据气流床特性建立了气化动力学模型。

Various types of kinetic models have been postulated to describe the kinetics of the UV/H2O2 process.

不同类型的动力学模型已经假定来形容动力学UV/H2O2进程。

A multi-body vehicle dynamics model exposed to crosswinds is established by the ADAMS software.

根据多体系统动力学及运动学理论，在ADAMS软件平台上建立了侧风环境下仿真所需要的整车多体动力学模型。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐