动力学

It is considered that there are four contributions to the nonspecular scattering field from each interface, the scattered power is not simply estimated as the sum of the nonspecular scattering from each interface, it is treated by dynamical diffraction method through multiplying a transmission factor before adding the scattering amplitude, the transmission factor is calculated by the recursive method.

每个界面考虑有四支散射波的贡献，计算总的散射强度时，没有简单的将各界面散射振幅相干叠加，而是用动力学处理方法将每只散射波乘上一个出射因子再叠加，出射因子是由动力学中的迭代方法计算的。

Based on the investigation of molecular dynamics simulation,a deposition dynamics model of incident atom in vapor phase deposition was established.

在分子动力学研究的基础上建立了气相沉积原子的沉积动力学物理模型，并根据在局域环境下的表面原子扩散模型，通过运动学MonteCarlo方法研究了Au/Au(100)外延薄膜的初期生长过程，探讨了薄膜外延生长随基体温度的变化。

In order to reduce the engine′s vibration exciting force radically,research has been made on the balance axis frame and location′s influence on an engine.By theory of mechanism dynamic,analysis are made on the engine′s dynamic and balance effect of the balance axis it used.Further more,the theory of optimum design is used in designing a new balance method.

应用机构动力学分析理论，对某发动机进行了动力学分析，对其所采用的平衡轴进行了平衡效果分析；进一步应用优化设计理论，对平衡轴与其初始安装角度进行优化设计，并设计出改进后的平衡轴及初始安装角度。

The kinetic model included the effects of benzaldehyde, benzyl alcohol on the reaction.

采用的反应动力学模型考虑了苯甲醛、苯甲醇等组分对反应的影响，并用生产数据对反应动力学参数进行了重新回归。

On the basis of data of esterification between benzyl chloride and sodium formate with phase-transfer catalyst, three kinetics models were investigated, using the experimental data to validate the model, and the parallel-consecutive-reversible reaction network is determined.

实验测定了氯化苄与甲酸钠相转移催化酯化的动力学数据，对三种可能的动力学模型进行了分析比较，最终确定为平行-连串-可逆反应网络。

This paper introduced the mechanism of vibration in the process of deep hole boring ,developed a dynamic modal of the damping boring bar,optimizing the parameters of the damping system,analyzed the transient dynamic and harmonic response of the damping boring bar.

介绍了深孔镗削加工过程中产生振颤的机理，建立了减振镗杆的动力学模型，在此基础上优化减振系统的参数，并且对减振镗杆进行瞬态动力学和谐响应分析，分析结果表明该减振系统具有良好的减振性能。

The carbonization process meets the needs of the model of condensation reaction .

结果表明，在反应初期为化学反应动力学过程点后才过渡到扩散动力学过程，碳化反应符合缩核反应模型。

However, mechanical prosthetic valve has poor biocompatibility, and biological valve is easy to degrade and to be damaged. People have studied a new material to make valve. Giant molecule materials-made no-stent bio-mitral valve with chordae tendineae is similar to normal valve.

生物瓣具有血流动力学性能优秀，不需终生抗凝等优点，但机械瓣的生物相容性较差、生物瓣易退化损坏等问题，使人们开始对新的瓣膜制作材料进行研究，使用高分子材料制成的无支架带腱索生物二尖瓣与自然瓣膜相似，可维持人体二尖瓣生理功能、左室几何形状和血流动力学。

Then the numerical simulation is developed with the above dynamic model. The effects of the clearance on the dynamic characteristics are studied in detail. The influence of factors such as clearance size, driving speed, stiffness, coefficient of viscous damping of contact surface, and the gravity are discussed and the quantitative results are given.

利用本文建立的动力学模型对含间隙三球销移动副的曲柄滑块机构进行了动力学数值仿真，研究了运动副间隙对机构的运动和受力状况的影响，考察了间隙大小、曲柄转速、接触刚度、阻尼、外力矩等对机构动态特性的影响规律，给出了定量结果。

A new research method, computational fluid dynamics method,is introduced to solve problems in the paper coating industry of short-dwell coating processes.

介绍了流体动力学的一种新的研究方法──计算流体动力学方法，及其在造纸工业短驻留刮刀涂布过程中应用的结果。

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。