掌握各种瓣膜玻璃体的血流动力学和心脏结构变化。
To master the fluid of hemodynamics of various valvular vitium of the heart and heart structure change.
通过更加符合空气动力学的形状和一个曲线尾巴的飞机结构,这些发动机将使飞行更有效率,同时会将绝大部分的噪音传向空气上方。
With a more aerodynamic shape and framed by a curved tail plane, these engines would make for a more streamlined aircraft, as well as directing most of their noise upward.
结构动特性灵敏度在动力学结构修改和故障诊断中被广泛地应用。
The structural dynamic characteristic sensitivity is widely applied to modification of the dynamic structure and the diagnose trouble.
论文首先研究了汽车纵向动力学系统的结构、功能及特征,分析了下层子系统和上层子系统之间的关系。
In this paper, the relationship between substrate system and superstratum system is studied based on analysis of the structure, function and characteristic of vehicle longitude dynamics system.
最后进行了与摇摆机相结合的激振装置的设计,包括激振装置的结构设计、激振装置的动力学参数和电磁参数的设计与计算。
The process of design includes the structure design of the vibrating device and the calculation of kinetics parameters and electromagnetism parameters of the vibrating device.
给出了该仿真系统的组成、信号处理流程,以及包括弹体动力学、敏感元件和变结构控制器的仿真模型。
The composition of the simulation system, data processing flowchart and simulation mode that included the missile dynamics, sensitive element and variable structure controller were given.
复合材料翼面设计是一个涉及结构力学、空气动力学和控制工程等多个学科的复杂过程。
Composite wing design, in which involved are many disciplines such as structural mechanics, aerodynamics and control engineering, is a complicated process.
采用动力学方法进行结构损伤诊断和参数识别时,结构的边界条件对其动力性能有较大的影响。
The dynamic behavior of a structure is greatly influenced by its boundary conditions, if dynamic method is applied to structural damage identification and parameter identification.
晶体生长理论研究包括晶体成核理论、输运理论、界面稳定性理论、界面结构理论和界面动力学理论的体系。
Research on the growth mechanism of crystal includes the system of crystal nucleation theory, conveying theory, interface stabilization theory, interface structure theory and interface dynamic theory.
将冲击动力学的基本方程和有限元分析相结合,建立了复杂结构在冲击载荷作用下的分析方法。
Then the author combines the basic equation of impact dynamics with finite element method and establishes the analysis method of complex structures under impact load.
统计获得了界面区的密度、压力张量及温度的分布,并且从分子层次观察分析了界面结构和动力学特性。
The density, the pressure tensor, and the temperature profiles are obtained. Meanwhile, the structure and the dynamic behavior of the interface are analyzed from the molecular level.
第二章介绍我们所要用到的理论知识,主要是涉及分子动力学,分子势能函数和分子结构。
The chapter two introduces the theories which we use, mainly involving the molecular dynamics, the molecular potential energy function and molecular structures.
阐述结构动力学优化设计的研究背景和意义。
The research background and significance of structure dynamic optimization are described briefly.
阐述了转向架的主要结构设计特点和动力学性能参数的优化选择。
The main structure design features and the optimized selection of the dynamics performance parameters of the bogie are expounded.
文章对RNA分子折叠(特别是二级结构的折叠)的热力学和动力学性质作一简单回顾与介绍。
A brief review of the thermodynamic and kinetic properties of RNA folding is presented, with special mention of the secondary structure folding.
利用结构动力学原理和现代检测技术相结合对桥梁的健康状态进行识别的方法研究已成为相关科技工作者关注的热点。
The research of approach to monitor bridge health state has become a hot spot which social and technologic people have explored through the theory of, dynamics of structures and the lest technology.
介绍了三种新型万向轮,详细分析了它们的结构原理、动力学特点、技术条件和具体的应用环境。
Three new universal wheels is introduced. Their structure and princi pl e, characteristic of dynamics, technological conditions and the concrete applied environment are analysed.
采用牛顿-欧拉方法对物料抓取机械手操作臂进行了动力学分析,为步进电机的选型和结构优化提供了理论依据。
The Newton-Euripides method is put into use in analysis the object holding manipulator dynamics and the result will provide theory evidence in step motor selecting and structure optimizing.
依据简化的力学模型,按照结构动力学原理和方法计算其反应。
According to the simplified mechanical model, it can be calculated by the principle of structure dynamics and methods.
讨论了短期基准面旋回层序的各种结构类型和沉积动力学过程与地层响应的关系。
In this paper, various types of structure and the relationship between sedimentary dynamic process and strata response of the short cycle sequences is discussed.
研究牵引火炮全发射过程非线性结构动力学有限元建模和分析中的关键问题。
The key problems of finite element modeling and analysis of nonlinear structural dynamics for the whole firing course of towed howitzer are investigated.
碳纳米管晶格动力学的研究可以提供碳纳米管结构和螺旋性等方面的相关信息。
The study on the carbon nanotubes lattice dynamics can supply information about tube structure and chirality.
介绍了PW—200型转向架设计技术参数、结构特点、动力学计算和试验分析。
The designed technical parameters, structural characteristics, dynamics calculation and test analysis of the PW 200 type bogies are described.
笔者深信准确掌握拟序结构的动力学规律,对于预测和控制湍流将有极大的推动。
It is believed that the prediction and control of turbulent shear flows will be achieved when the dynamics of the coherent structures is well understood.
借助机械系统动力学仿真分析软件ADAMS,探讨了在计算力矩、模糊变结构控制策略和所遴选的轨迹规划方法下,机械手的控制效果。
By using the simulation software ADAMS, the performance of manipulator which employing the designed control algorithms and the selected path planning method has been discussed.
地球本征模在地球内部物理结构和动力学机制研究中一直是一个重要的课题,与地球物理学、地震学联系紧密。
The study of the Earth's eigen mode is an important way to study physical properties and dynamics in the Earth's interior, and is closely related with geophysics and seismology closely.
得出弹簧管固有频率和其主要结构参数之间的关系,为弹簧管的减振设计和进一步的动力学分析提供了理论依据。
Get the relation between spring tube inherent frequency and its structure parameter. It provides the theory basis for vibration reduction design and dynamics analysis of spring tube.
根据射流动力学理论,分析了产生这种波系结构和流场压力变化的原因。
The reasons of forming a shock-cell structure and changing the flow field pressure were analyzed with jet dynamics.
根据射流动力学理论,分析了产生这种波系结构和流场压力变化的原因。
The reasons of forming a shock-cell structure and changing the flow field pressure were analyzed with jet dynamics.
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