High frequency color doppler ultrasonography is of value in diagnosis and differential diagnosis of the cervical lymph nodes diseases.
高频超声彩色多普勒血流显像对颈部淋巴结病变具有诊断和鉴别诊断价值。
Airborne pulse doppler weather radar could display clear colorized weather image dynamically on its screen and give pilots alarm about the extreme weather area to avoid risk betimes.
机载脉冲多普勒气象雷达则能够用清晰的图像实时显示出飞机前方的气象状况，并及时将极端天气的报警信息提供给飞行员，以提前躲避危险。
Objective To explore clinical applications of color doppler ultrasound diagnosis of breast cancer.
目的探讨经彩色多普勒超声诊断乳腺癌的临床应用。
Doppler principle. Well, to some extent.
多普勒效应原理，某种程度上是这样。
The precise velocity can be derived with GPS Doppler measurements.
利用GPS多普勒频移观测量可以获得高精度的速度测量结果。
Doppler effect reflects the time-varying characteristics of wireless channel.
多普勒效应体现了无线信道的时变特性。
Conclusion: Color Doppler ultrasonography of calf muscular venous thrombosis has clinical value.
结论：彩超诊断孤立性小腿肌间静脉丛血栓具有重要临床应用价值。
Radial velocity products of Doppler weather radar are the important basis for short-term forecast.
多普勒天气雷达的径向速度产品是制作“雷打雪”天气短时临近预报的重要依据。
Wind farm turbines create a Doppler effect as they rotate, creating a potential radar blackout zone.
风力涡轮机在旋转过程中产生多普勒效应，形成一个潜在的雷达中断区。
The pulse Doppler (PD) radar is a kind of classic radar which has been furnished in the modern fighters.
脉冲多普勒雷达是现代战斗机普遍采用的一种典型雷达体制。
Among the factors which affect the accuracy of Doppler log, the speed of sound is the most important one.
在影响多普勒计程仪测速精度的多种因素中，以声速的影响为最大。
Three-dimensional power Doppler ultrasound improves the diagnostic accuracy for ovarian cancer prediction.
三维能量多普勒超声的应用提高了卵巢癌诊断的准确度。
Study the characteristics of the color Doppler echocardiography of ruptured mitral chordae tendineae (RMCT).
研究二尖瓣腱索破裂（RMCT）的彩色多普勒超声心动图特征。
Next year’s model will have a Doppler sonar to help it avoid high-speed collisions with unsuspecting swimmers.
明年的型号将配备多普勒声纳，以帮助避免与未察觉该设备的游泳者发生高速碰撞。
By using telescopes in Chile, the astronomers measured Doppler shifts and thus velocities of gas in the Trifid.
利用智利的天文望远镜，天文学家测量了三裂星云中气体的多普勒频移和速度。
Doppler radar plays important roles on monitoring and predicting downbursts for its high temporal and spatial resolution.
多普勒天气雷达以其高时空分辨率成为监测和预警下击暴流的有力工具。
Objective To evaluate the value of color Doppler ultrasonography in diagnosing complications after liver transplantation.
目的探讨彩色多普勒超声在原位肝移植术后并发症中的诊断价值。
Quantitative analysis of Doppler uncertainty range is derived. A method for compressing Doppler uncertainty is presented.
对多普勒不确定范围做了定量分析，提出了压缩多普勒不确定范围的方法。
There is a developing interest in the potential application of micro-Doppler effect for target detection and recognition.
微多普勒效应在目标探测、识别中的应用潜力受到日益关注。
She may listen for your baby’s heartbeat with a handheld ultrasound device called a Doppler although it’s still very early.
尽管时间有点早，她可能也会用一种称为多普勒的手持型超声波设备来探听婴儿的心跳。
She may listen for your baby’s heartbeat with a handheld ultrasound device called a Doppler, although it’s still very early.
尽管时间有点早，她可能也会用一种称为多普勒的手持型超声波设备来探听婴儿的心跳。
Conclusion: Doppler echocardiography can provide confident method for evaluating the therapeutic effect of artery anastomosis.
结论：多普勒超声心动图是评价动脉血管吻合术疗效的一种无创、简便、可靠的检查方法。
Conclusion Color Doppler ultrasound is of practical importance in the diagnosis of complications after orthotopic liver transplantation.
结论彩色多普勒超声在肝移植术后并发症诊断中具有重要的实用价值。
Quadrature phase method is one of the important methods in directional blood flow information detection using Doppler ultrasound techniques.
正交相位法是超声多普勒技术中提取双向性血流信息的一种重要方法。
Doppler ultrasound shows that acupuncture increases blood flow in treated areas. Thermal imaging shows that it can make inflammation subside.
多普勒超声技术显示，针灸能增强治疗部位的血液循环；红外热成像技术显示，针灸能促使炎症消退。
We summarize the observational and theoretical studies of quasars, and present the results of our studies on the Doppler redshifts of quasars.
本文综述类星体的观测和理论研究现状，详细介绍本人在攻读博士学位期间在类星体多谱勒红移方面的研究工作。
The flow characteristics of the straight chanel up the bend were studied by means of the advanced three-dimensional acoustics Doppler current meter.
采用三维声学多普勒流速仪对弯道上游顺直河段水流特性进行了系统的试验研究，全面分析了水流的三维时均流速及流场和纵向紊动强度。
In a mobile communication system, signals which are transmitted from mobile stations moving relative to a base station are subject to a Doppler effect.
在移动通信系统中，从相对基站运动的移动台发射的信号受到多普勒效应的影响。
In the satellite navigation and positioning system, Doppler shift is one of the key problems that may degrade the performance of the satellite receiver.
在卫星导航定位系统中，多普勒频率偏移是影响接收机性能的关键因素之一。
In the satellite navigation and positioning system, Doppler shift is one of the key problems that may degrade the performance of the satellite receiver.
在卫星导航定位系统中，多普勒频率偏移是影响接收机性能的关键因素之一。
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