查询词典 Doppler shift

Diastolic transmitral blood flow was measured by Doppler echocardiography in 66 patients with hypertension and 33 normal persons.

应用脉冲多普勒超声心动图测定66例高血压病患者和33例正常人的跨二尖瓣血流。

Discusses methods for the resolution of ambiguity of multiple tragets using residues' difference look up table, in a pulse Doppler radar working in a four PRFs system.

研究多重脉冲重复频率体制的脉冲多普勒雷达，利用余差查表法解多目标距离模糊的问题。

Methods 30 cases of internal jugular vein dilation were examined by color doppler flow imaging.

应用彩色多普勒血流显像对30例颈内静脉扩张症的患者进行检查。

The hardware of this system consists of antenna array, Doppler direction finder, system controller and display. The software-work mode controller, data processing and angle display.

整套系统的硬件部分包括天线阵、多普勒无线电测向仪、控制电路板和显示电路板，软件部分包括工作模式控制部分、数据处理部分和角度显示部分。

This paper presents the technique to solve"base-line blurring"in Adcock array interferometer and the"overhead indication"problem in Doppler direction finder.

本文利用两章的篇幅介绍了解决干涉仪测向天线的"基线模糊"的办法，以及解决多普勒定向仪"过顶问题"的办法。

With the new scheme, an experiment model called as"FM/AM type single channel Doppler direction finder"is designed and developed in CTI.

本文还介绍了作者为此而设计出的一种新型的宽带集总参数90°定向耦合器。

Objective To investigate the value of color Doppler ultrasound in the diagnosis of dissecting aortic aneurysm.

目的 评价彩色多普勒超声诊断主动脉夹层动脉瘤的临床价值。

A Doppler processing approach based on minimum variance distortionless response and resampling technique is proposed for multifrequency radar signals.

提出了一种基于最小方差无失真响应(minimum variance distortionless response， MVDR)算法和频率重采样技术的适用于多频雷达信号的多普勒处理方法。

Abstract］ Objective To explore the application of diuresis color Doppler sonography in the diagnosis of urinary system diseases.

摘要］ 目的探讨利尿彩色多普勒超声在泌尿系统疾病中的应用。

Methods The color doppler flow sonographic features (Siemens Acuson Sequoia 512 ) and transcranial Dopper indexes (MT-3000) of carotid arteries in 185 patients with vascular vertigo were observed and evaluated prospectively.

方法应用西门子Acuson Sequoia 512彩色多谱勒超声显像仪与MT-3000经颅多谱勒仪回顾分析185例血管性眩晕患者的颈部血管彩超与经颅多谱勒检测结果。

The father that if work,mad father, love annoys, disposition is too indrawn the be short ofing that the father of Mu Ne, resign oneself to adversity causes father easily to love is broken; Communicate time effectively between father and son, Mu Zizhi to be less than a hour on average to wait a moment every week, it is the cause that causes the child to become addiction.

如工作狂的父亲、爱愤怒的父亲、性格过于内向木讷、逆来顺受的父亲都易造成父爱的缺失；父子、母子之间的有效沟通时间每周平均小于一小时等等，都是造成孩子成瘾的原因。

These are vandal proof and they come with a locking mechanism.

这是野蛮的证据，他们来到了锁机制。