Results of steady flow and pulsed flow tests are shown as well as the experimental apparatus used.
文中提到了对这种瓣型的定常流和脉动流试验。
By using dual timing method the calibrator for calibrating coefficient of instrument of pulsed flow transducer is designed.
利用双时间法设计了用于检定脉冲型流量传感器仪表系数的检定仪。
Vortex and Pulsed Reaction Equipment (VPRE) was presented. The flow pattern and characteristics for gas-liquid or gas-liquid-solid system in VPRE were analyzed.
设计了一种涡旋脉冲式反应装置，分析了气-液或气-液-固多相体系在涡旋脉冲式反应装置中的流动状态及特点。
The related techniques can be extensively applied to other pulsed pressure or flow meters.
相关技术可广泛应用于其它脉冲式压力或流量仪表。
Pulsed Deppler echocardiography was used to detect the pulmonary venous flow pattern (PVFP) in 40normal children.
应用脉冲式多普勒超声心动图检测40例正常儿童肺静脉血流频谱。
Purpose To determine coronary flow reserve (CFR) in patients with essential hypertension by transthoracic pulsed Doppler echocardiography (PDE).
目的应用经胸脉冲多普勒超声心动图(PDE)测定高血压病人的冠脉血流储备功能(CFR)。
All of these provide an important theoretical basis for further study of the characteristics of laser sustained plasma flow field and the pulsed laser propulsion experiment.
为进一步研究激光支持等离子体流场特性和脉冲激光推进性能等提供重要的理论依据。
They are the natural circulation flow analysis code (MC-FLOW), the core thermal hydraulic analysis code (MC-THAS) and the pulsed reactor transient analysis code (MC-TRAN).
它包括脉冲堆自然循环分析程序（MC-FLOW）、堆芯热工水力分析程序（MC-THAS）和脉冲堆瞬态分析程序（MC-TRAN）。
To explain the generative mechanism of low pressure and mass flow self-excited oscillation pulsed jet, the nozzle optimized design range of structure and operation parameters was investigated.
为了揭示低压大流量下自激振荡脉冲射流清洗的脉冲发生机理，研究了这种工况下喷嘴结构和运行参数的优化设计范围。
The effect of low frequency pulsed electric field on dermal fibroblast was examined by flow cytometry analysis.
采用流式细胞分析法检测了低频脉冲电场对人真皮成纤维细胞细胞周期的影响。
Finally, the models of non-self-excited pulsed nozzle and self-excited pulsed nozzle of rotating jet mixer are established for flow field numerical simulation.
最后，建立非自激脉冲喷嘴与自激脉冲喷嘴实体模型，对旋转射流搅拌器喷嘴内部流场进行数值模拟。
A three-dimensional numerical analysis model of fluid flow and heat transfer in pulsed current TIG weld pool is developed.
对运动电弧作用下脉冲tIG焊接熔池流场与热场动态变化过程建立了三维数学模型。
The pulsed hydrogen bubble technique and video recording system allows the recording of instantaneous flow field in the present study.
实验采用了脉冲氢泡发生器和录像系统对流场进行了显示和研究。
Method 2-de M-mode and pulsed Doppler were used to measure left ventricular geometric model mitral valve and pulmonary venous flow index.
方法：采用M -型和二维超声技术测量高血压患者左室几何构型，测量各组二尖瓣、肺静脉血流频谱。
Methods 2-de, M-mode and pulsed Doppler were used to measure left ventricular geometric models, left atrial function and mitral valve flow indices.
方法采用M -型和二维超声技术测量高血压患者左室几何构型，测量各组左房功能及二尖瓣血流频谱指标。
Methods 2-de, M-mode and pulsed Doppler were used to measure left ventricular geometric models, left atrial function and mitral valve flow indices.
方法采用M -型和二维超声技术测量高血压患者左室几何构型，测量各组左房功能及二尖瓣血流频谱指标。
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