查询词典 Doppler shift

Objective: To explore the application value of evaluating left ventricular function of diabetics by color Doppler echocardiography Tei index.

目的：探讨彩色多普勒超声心动图Tei指数在评价糖尿病患者左心整体功能的应用价值。

Results: using transvaginal color doppler ultrasound the objective organ could be in nearer position of sonogram, the shape and sphere of veins could be seen clearly.

结果 经阴道彩色多普勒超声使被检查者的脏器处于近场超声区，更清晰显示病变的血管形态的改变及范围。

Key words: ultrasonography,doppler,colory;tomography,spiral computed;venous thrombosis

超声检查，多普勒，彩色；体层摄影术，螺旋计算机；静脉血栓形成

Based on scattering signal model, the estimation algorithm is obtained, and effect of doppler frequency compensation error on measurement result is analyzed.

在建立回波信号模型基础上，给出了极化散射矩阵估计算法，并分析了多普勒频移补偿误差对测量结果的影响。

The newly developed airborne Imaging Wind and Rain Airborne Profiler, built by the Microwave Remote Sensing Laboratory at University of Massachusetts, is a dual polarized dual frequency conically scanning Doppler profiling radar.

三维风雨微波成像仪是美国麻省大学微波遥感实验室研制的双频、全极化圆锥式扫描多普勒雷达，能够同时以四种不同的入射角（30， 35， 40， 50°），15-150m的径向分辨率测量海面和气－海边缘层降雨单元的微波后向散射强度和多普勒频移。

To confirm the utility of continuous wave Doppler echocardiography in assessing pulmonary artery wedge pressure in patients with mitral regurgitation.

目的探讨连续波多普勒超声在评估二尖瓣返流患者的肺动脉楔压中的作用。

In frequency modulation continuous wave radar, the target information is usually extracted by Range-Doppler processing.

调频连续波雷达往往通过对回波信号的距离－多普勒处理来提取目标信息。

Contralateral testicular blood flow of the 8 patients with one testis resected was normal according to color Doppler ultrasonography.

彩超是睾丸扭转首选检查方法，早期诊断、及时手术探查是提高患者睾丸成活率的关键。

The Doppler weather radar has become one of the chief means to monitor short-term severe convective weather at present.

多普勒天气雷达是目前对短时强对流天气进行监测的主要手段之一。

Methods Using FC and conventional Doppler echocardiography methods,the effective regurgitant orifice area was calculated in 48 patients with isolated aortic regurgitation and a flat proximal flow convergence angle.

选择近端血流会聚角呈水平型的单纯性主动脉瓣反流患者 48例，分别应用血流会聚法和常规多普勒超声法测量有效反流口面积。

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。