目的探讨相位对比法MR和形态体积分析法MR成像技术在评价心室功能中的临床应用价值。
Objective To investigate the clinical application value of phase contrast MR imaging and stereological cine MR imaging in the assessment of ventricular function.
采用有限元方法分析了颗粒增强铁基复合材料强度和应力与颗粒形状、尺寸以及体积分数的关系。
The finite element method is used to analyze the relationship between strength and stress of the particle reinforced iron matrix composites and the shapes, sizes and fraction volume of the particles.
利用常规的滴定分析方法测定了电解液中各种离子的浓度，并利用气相色谱测定了电解气中的氧气纯度(体积分数)。
T he concentrations of ions in electrolyte were measured by normal analysis method, and the content of oxygen in electrolysis gas was measured by gas chromatography.
论文最后分析了理论计算公式，研究和讨论了剪切应力与粒子体积分数、外加磁场强度和粒子的磁化强度的关系。
Finally in this paper the theoretical formula is analyzed, and the effects of the particle volume fraction, particle magnetization and the external magnetic field onthe shear stress are studied.
并对影响电流变液电流变效应的其它因素如聚苯胺粒子大小、形状，体积分数，外加电场强度，剪切速率，外界温度等进行了实验分析。
Other factors of influencing er effect such as size and shape of particle, volume fraction, electric field strength, shear rate, temperature are discussed.
纤维体积分数是物理性能研究的最主要参数，力学分析以复合材料的弹性性能为主。
The fibre volume fraction is the primary physical performance parameter, while the mechanical research focuses on the composite elastic properties.
对采掘工作面放炮后，CO传感器上显示体积分数值与实际值相比较显示值偏大的原因进行了分析，同时提出了综合性的防范措施。
The cause of the high display value of CO sensor after blasting in driving or mining faces is analyzed, and the comprehensive measures are put forward.
通过对气体的体积分数分布的分析，可以方便快捷地预测CFD模型的分离性能。
The separation performance of the CFD model could be easily predicted by analyzing the distribution of the volume percentage of the gas.
分析两种搅拌器相同位置、相同平面的速度分布及气相体积分数分布，比较两种搅拌器搅拌效果。
Analysis of the velocity and distribution of gas volume fraction in the same location and plane of two mixers is used to compare the results of mixing.
介绍了一种对气体体积分数进行数字化测量的新方法，分析了其工作原理及刻度方程线性化方法。
A new approach to measure digitally the gas volume fraction is described, and the working principle and the linearization method of scale equation are analyzed.
分析水平面与竖直面氧化空气体积分数分布，考察射流对氧化空气的扩散作用。
Analysis of the air volume fraction distribution of oxidation air of horizontal and vertical plane is used to investigate the effect of the rotary jet mixing device diffusing the oxidation air.
本发明的聚丙烯腈预氧丝环化结构体积分数的测试方法属于分析测试领域。
The invention relates to a method for testing the volume fraction of the cyclic structure of pan-based stabilized fiber, which belongs to the analyzing-testing field.
前言： 根据复合材料的“混和定律”，从理论上分析了纤维增强县合材料的拉伸性能与纤维体积分数的关系，导出了纤维体积分数的理论取值范围。
A coording to "Rule of Mixture", analyses the relation between fiber volume fraction and composit tensile property; presents theoretical range of fiber volume fraction.
采用扫描电镜对材料的形貌进行了分析，并利用HP4294A，Z-3A型准静态测试仪等系统地研究了改性PZT体积分数对材料介电、压电性能的影响。
The influence of different volume ratios on the dielectric and piezoelectric properties of the modified PZT/PVDF piezoelectric composites was analyzed by using HP4294A and ZJ-3A.
以体积分数70%的乙醇为萃取液，用单因素分析与正交试验相结合的方法，研究了微波萃取沙棘叶黄酮。
The microwave-assisted extraction of seabuckthorn leaves flavonoids is investigated using single factor and orthogonal test in the 70% ethanol solution.
接着又分析了应力强度因子K及K控制区随孔洞体积分量的变化规律。
Then the increment of stress intensity factor K and its controlling section rp are analyzed with the volume content of holes in 3D braided CMC.
通过GB／HDPE的拉伸实验和断口形貌分析，研究了颗粒体积分数、拉伸速率、界面强度对GB／HDPE复合材料力学性能的影响。
The effects of particle volume fraction, tensile rate and interface bonding strength on the properties of GB/HDPE composites were studied by tensile test and SEM observation.
通过GB／HDPE的拉伸实验和断口形貌分析，研究了颗粒体积分数、拉伸速率、界面强度对GB／HDPE复合材料力学性能的影响。
The effects of particle volume fraction, tensile rate and interface bonding strength on the properties of GB/HDPE composites were studied by tensile test and SEM observation.
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