doppler造句
61. The structure and the experimental results of a remote controlled pulsed laser Doppler velocimeter is described.
62. The Doppler frequency can be obtained as a heterodyne or beat effect.
63. Doppler centric frequency is influenced much greater than Doppler FM rate and azimuth resolution is.
64. A new statistical model for non - frequency mobilechannel is presented in this paper from the Doppler - Power - Spectral - Density.
65. In medical Doppler ultrasound systems, a high-pass filter is usually employed to remove wall clutter components which may also remove the information of the low velocity blood flow.
66. Conclusion Transcranial color Doppler has important usefulness in the diagnosis of diabetic cerebrovascular disease.
67. This paper introduces the basic principle, characteristics, limitations, structure, common classified light line and N/S of Doppler simulate signal of laser Doppler velometer.
68. The radar altimeter mounted on high speed vehicle demonstrateswideband doppler modulation characteristic.
69. Objective: To investigate indices of the diagnosis of the infection of accessory sex gland in infertile males by the transrectal color Doppler ultrasound.
70. Filling fraction method by Doppler echocardiography can be used toe-valuate LV diastolic function in cases with diabetes mellitus and to screen diabetes cardiomyopathy.
71. Conclusions The color doppler sonography had great diagnostic value in neck tumors.
72. But you will not be able to measure the Doppler shift of the black hole-- no pulsations.
73. Objective To investigate the value of high prefrequency color doppler ultrasonography in diagnosis of congenital hypertrophic pyloric stenosis.
74. Objective To investigate the value of color Doppler echocardiography in diagnosing infracardiac total anomalous pulmonary venous drainage (ITAPVD).
75. The primary experiments on the retrieval of the wind vector fields from the Doppler radial velocity to modify the initial forecast fields are carried out,[http:///doppler.html] and some conclusions are obtained.
76. Objective: To determine the application of Color Doppler ultrasound in portal vein thrombopoiesis (PVT) after splenectomy .
77. The influence of the antenna sidelobe on the ground clutter received by airborne pulsed doppler radar is analyzed by computer simulation and experimental data.
78. Objective : To study the value of diagnosis of coarctation of the aorta color Doppler echocardiography.
79. The readings of stethoscope doppler reflect blood flow within artery of transplant precisely.
80. ConclusionColor Doppler sonography is the first choice in the diagnosis and differential diagnosis of pulmonary embolism.
81. Sometimes it can take a years to sort out these Doppler observations.
82. Objective To evaluate the feasibility and efficacy of implantation of inferior vena cava (IVC)filter under the guidance of color Doppler ultrasound and embolectomy for acute deep vein thrombosis.
83. The Doppler ultrasound signal is a non - stationary time sequence. Its power spectrum density is time - varying.
84. The proposed method may estimate Doppler rate robustly in the case of low SNR.
85. Objective To investigate the various color Doppler imaging of epidermoid cystsand its correlation with histopathologic changes.
86. The bottom boundary layer under cnoidal waves was studied by using Acoustic Doppler Velocimeter(ADV) technique in a laboratory flume.
87. The Doppler spectral broadening due to nonstationary movement of target and radio-frequency clutter will decrease the veracity of target detection by high frequency ground wave(HFGW)radar.
88. Through detecting the Doppler shifts of airglow (aurora) in upper atmosphere, the physical quantity such as velocity, temperature and pressure of upper atmosphere is derived.
89. The satellite carrying master oscillator (SCMO) is non-coherent with the frequency standard at the ground tracking station in the non-coherent Doppler system.
90. Conclusion Color Doppler echocardiography can help to diagnose the LVRAC.
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