نتایج جستجو برای: velocimeter

تعداد نتایج: 348  

Journal: :British heart journal 1983
B Diebold R Touati D Blanchard G Colonna J L Guermonprez P Peronneau J Forman P Maurice

Tricuspid valve regurgitation was assessed quantitatively by measuring blood flow velocity in the vena cava using a pulsed Doppler velocimeter. A non-invasive index of regurgitation was obtained by calculating the ratio between the maximum amplitudes of the systolic and diastolic components of the velocity curves. The index was compared with the angiographic grading of regurgitation in 70 patie...

Journal: :TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B 1982

Journal: :Journal of Sensors 2022

Speeding is one of the leading causes traffic crashes worldwide. Radar velocimeter widely used in capture monitoring road overspeed violations, which can effectively reduce probability accidents and protect people’s life property safety to greatest extent. As a new type radar velocimeter, multitarget (MTRV) monitor speed more than two vehicles at same time. However, verification method device M...

Journal: :THE JOURNAL OF JAPAN SOCIETY FOR LASER SURGERY AND MEDICINE 1988

Journal: :The Journal of the Acoustical Society of America 1990

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید