Results Gray scale and Doppler signal of abdominal aorta were significantly enhanced by contrast agent.
结果造影后腹主动脉灰阶及多普勒信号显著增强。

Color Doppler Ultrasonic Observation of Bilateral Vertebral Artery in Cases with Cervical Spondylopathy
彩色多普勒超声对颈椎病者双侧椎动脉的观察

This paper presents a system simulation method of pulse Doppler radar altimeters with frequency agility.
本文提出了雷达高度计的一种系统模拟方法。

Study on the variational assimilation technique for the retrieval of wind fields from Doppler radar data
多普勒雷达风场信息变分同化的试验研究

Application of Ultrasonography and Doppler Technique on Radiofrequency Thermal Ablation of Hepatic Cancer
超声显像及多普勒技术在肝癌射频治疗中的应用

Utilization of Color Doppler Ultrasonography in the Diagnosis of Congenital Uterine Arteriovenous Fistulae
彩色多普勒超声对先天性子宫动静脉瘘的诊断

Assessment of ventricular function in children with functionally single ventricle by tissue Doppler imaging
组织多普勒成像评价儿童单心室心功能的研究

A Passive Location Algorithm Based on Differential Evolution and Genetic Algorithm Using the Doppler Frequency
基于差分进化与遗传算法的多普勒外辐射源定位算法研究

Clinical Effect of Doppler Guided Hemorrhoidal Artery Ligation on19 Cases of Hemorrhage of Internal Hemorrhoids
多普勒引导痔动脉结扎治疗内痔出血19例的临床效果

Study on hemodynamic changes of the ophthalmic artery with color Doppler ultrasonography after strabismus surgery
斜视术后眼血流的彩色多普勒超声研究

THE MEASUREMENT OF FERMI ENERGY LEVEL OF ELECTRON IN METAL BY POSITRON ANNIHILATION DOPPLER BROADENING SPECTROMETER
用正电子湮没多普勒增宽谱测量金属中电子的费米能级

Pulmonary venous flow velocity pattern as assessed with pulsed Doppler echocardiograph in patients with hypertension
原发性高血压患者肺静脉血流超声特征

Assessment of Left Ventricular Diastolic Function in Early NIDDM by Doppler Echocardiography of Pulmonary Venous Flow
脉冲多普勒肺静脉血流对糖尿病早期左室舒张功能的评价

The automatic data acquisition and processing for positron annihilation lifetime spectra and Doppler broadening spectra
正电子湮没寿命谱和多普勒展宽谱的自动获取和处理技术

Detection of high degree stenosis of left anterior descending coronary artery with transthoracic Doppler echocardiography
经胸多普勒超声心动图检测冠状动脉左前降支高度狭窄

The clinical significance of twinkling artifact on color and power Doppler sonography in the diagnosis of urinary stones.
彩色多普勒闪烁彩影对肾和输尿管结石的诊断意义

Therapeutic effect of absolute alcohol treatment for hepatic and renal cyst under the guidance of color Doppler ultrasound
彩色多普勒超声导向硬化剂治疗肝肾囊肿的疗效

Color doppler study of fasting and postprandial hemodynamic changes in hepatic artery and portal vein in cirrhotic patients
彩色多普勒对肝硬化患者入肝血管的血流动力学研究

Assessment of the Variance of Left Ventricular Filling in Patients with Atrial Fibrillation by Using Doppler Echocardiography
用多普勒超声心动图研究心房纤颤患者左室充盈的变化

Determinating Blood Dynamics of Ophthalmic Artery in Patients with Sudden Sensorineural Deafness by color Doppler Flow Imaging
突聋患者眼动脉血流变化的彩色多普勒超声检测

Sequential hemodynamic change associated with hepatocarcinogenesis complicating cirrhosis evaluated by power Doppler sonography
彩色多普勒能量图观察肝硬化癌变过程滋养血流的变化

Study of blood dynamics of ophthalmic artery in patients with sudden sensorineural hearing loss using color doppler flow imaging
彩色多普勒血流仪对突聋患者的眼动脉血流观察

Ray Doppler approximation on the stationary phase point of normal mode model about acoustic field generated by moving point source
运动声源简正波模型稳相点的射线多普勒近似算法

A clinical assessment on the degree of mitral regurgitation by the use of pulsed doppler echocardiography to examine the pulmonary venous flow
二尖瓣返流程度的超声脉冲多普勒肺静脉血流探测与评价

Determination of Flow Velocities of Atrioventricular and Semilunar Valvular Orifices and Cardiac Output by Ultrasound Pulsed Doppler in100 Normal Adults
超声多普勒测量100名正常人各心瓣口血流速度及心输出量