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.
本文简扼地介绍了这两种喷嘴的结构，气体流动力学性能以及它的实际应用结果。
The Construction and gas flow dynamical property and their practical application about these atomizers were simply introduced in the paper.
通过对离心压气机与轮盘空腔耦合流场的计算分析，得到了轮盘空腔流动的基本流场结构和动力特性。
The basic flow field structure and aerodynamic features of the impeller backside cavity are presented for the coupled computations of a centrifugal compressor and its impeller backside cavity.
目的：观察新结构类型钾通道开放剂脂肪胺类化合物对大鼠血流动力学的影响，并分析其构效关系。
AIM: to study the effects of novel potassium channel openers, aliphatic amines on hemodynamics in rats, and try to find out its structure activity relationship.
将振动叶栅三维流动数值模拟与振动叶片结构动力学分析相结合，建立了叶片颤振数值分析系统。
The numerical flutter analysis system was formed by the three-dimensional numerical simulation of the vibrating cascade flow combined with the structural dynamics analysis of vibrating blade.
燃料电池客车采用多动力源的动力系统结构，需对其能量流动进行有效的控制。
For Fuel Cell Bus with multi-power sources configuration, energy flow must be efficiently controlled.
这与移植管的几何结构及血流动力学是密切相关的。
This is close related to the geometry configuration and hemodynamics of the bypass graft.
为了掌握泥石流运动变化规律，正确设置公路泥石流防治结构，提高防治结构防治公路泥石流病害的可靠性，作者开展了泥石流动力学研究。
To understand the law of debris flow movement, choose the right control structure, and improve the reliability of debris flow control works, the authors researched the dynamics of debris flow.
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.
论述了浮选槽的结构特征以及浮选槽中浆流速度、湍流强度和流动方向等特征对浮选脱墨流体动力学的影响。
The effects of flow velocity, turbulence level and flow direction in the cell on hydrodynamics of flotation deinking were also discussed in this paper.
目的探讨正常妊娠孕妇血流动力学变化对心脏结构和心功能的影响。
Objective To investigate the effects of hemodynamic changes on the cardiac structure and function in normal pregnant women.
劳动力结构失衡是由以下三个原因造成的：劳动力质量低下、地区流动性不强和就业观念没有转变。
There are three reasons for this kind of unemployment, the poor labor quality, the blocked mobility of work force and the invariable employment opinion.
目的：分析永存动脉干(PTA)结构、血流动力学特征，并探讨切面的选择。
AIM: To analyze structure of persistent truncus arteriosus (PTA), hemodynamics, and explore selection of view.
探讨高血压病患者心脏结构与功能及血流动力学的关系。
Objective To study the relationship among cardiac structure, function and hemodynamics in patients with essential hypertension.
在回流动力学理论和实验研究的基础上，将回流加固结构应用于实际微波功率器件。
A novel structure has been designed and applied in metallization system of microwave power device, in which backflow effect is taken to increase the electromigration resistance.
目的应用超声技术观察高血压组和正常对照组的研究对象的双侧颈总、颈内和颈外动脉的结构和血流动力学情况。
Objective To observe structures and blood kinetics status of common carotid, internal and external carotid arteries of the hypertension patients with ultrasound technique.
结论高渗盐水配合速尿能够增加心衰犬肾脏血流量，改善其降低的肾灌注，并改善部分心脏结构和功能指标和血流动力学状况。
CONCLUSION HSS plus furosemide can increase the decreased renal blood flow in canine congestive heart failure and improve kidney perfusion and some echocardiography and hemodynamic parameters.
目的：探讨超声彩色多普勒检测高血压及高血压伴糖尿病患者颈动脉早期动脉硬化血管内膜结构和血流动力学改变的意义。
Objective: To investigate the value of color Doppler ultrasound in detecting early atherosclerosis (carotid MT) and the hemodynamic changes of carotid artery in hypertension patients and diabetes.
采用计算流体动力学(CFD)的方法，在一典型催化转化器结构的基础上，研究了催化转化器载体前端造型对其内部流动特性的影响。
The influence of the front shaped monolith on the internal flow of an automotive catalyst converter was studied by using computational fluid dynamic method (CFD).
方法应用二维彩色多普勒血流显像检查下肢静脉瓣功能不全49例，观察下肢静脉血管及瓣膜的解剖结构和血流动力学的改变。
Methods 49 patients with venous valvular insufficiency were examined using 2-D color Doppler flow imaging to observe the anatomic structures of valves and hemodynamics of venous flow in legs.
观察两组患者心脏电生理指标、血流动力学恢复、正性肌力药物用量、心肌细胞超微结构和心肌酶浓度变化等。
Cardiac electrophysiologic data, recovery of hemodynamics, inotropic medicine dosage, myocardial ultrastructural changes and concentration of myocardial enzymes were assessed.
目的：探讨妊高征患者血流动力学改变对心脏结构和心功能的影响。
Objective:To investigate the effect of change in artery blood flow on heart structure and heart function in patients with pregnancy induced hypertension syndrome(PIH).
为了研究分级和气化炉结构对气化效果的影响，结合对分级气化炉内流动、燃烧和气化反应的分析，采用小室模型建立了分级气化炉的动力学模型，考虑了气化炉结构尺寸对气化过程和结果的影响。
The flow and heat transfer of high temperature syngas and slag layer in entrained-flow coal gasifier were analyzed, and a model for slag flow and heat transfer on the internal wall was proposed.
目的：应用超声技术观察不同级别高血压患者颈动脉的结构和血流动力学变化及相互关系。
Objective: The purpose of this study was to observe structures and blood kinetics status of different stages of hypertensive patients with ultrasound technique.
监测血流动力学、早期组织超微结构、神经电生理、神经功能的变化。
The change of hemodynamic, tissue constitution, SSEP and neural function were observed. Results?
随着工业化、城市化的进程日益加快，市场对劳动力资源的需求增加，流动人口在规模不断增大的同时，其结构也发生了很重要的变化。
With more and more rapid process of industrialization and urbanization, the increasing demand for labor resources and the size of floating population, the structure of floating population has changed.
随着工业化、城市化的进程日益加快，市场对劳动力资源的需求增加，流动人口在规模不断增大的同时，其结构也发生了很重要的变化。
With more and more rapid process of industrialization and urbanization, the increasing demand for labor resources and the size of floating population, the structure of floating population has changed.
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