نتایج جستجو برای: volume flow

تعداد نتایج: 765433  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده کشاورزی 1386

چکیده ندارد.

Introduction: The great use of electrical appliances in different life applications is one of the most obvious concerns because of its possible health drawbacks. These investigation reports results of electromagnetic field effect emitted from mobile phones on some biophysical parameters of human blood belonging to blood groups A, B, AB & O collected from the normal persons. The parameters obser...

Journal: :مرتع و آبخیزداری 0
بیتا شیروی دانشجوی کارشناسی ارشد آبخیزداری، دانشکدة منابع طبیعی و محیط زیست دانشگاه فردوسی مشهد علی گلکاریان استادیار دانشکدة منابع طبیعی و محیط زیست دانشگاه فردوسی مشهد علی ابوطالبی پیرنعیمی کارشناس ارشد زمین‏شناسی، دانشکدة منابع طبیعی و محیط زیست دانشگاه فردوسی مشهد

check dams, are small dams in the watershed. these dams are constructed in susceptible areas to erosion due to reduce of flow velocity and erosion, control of sediment and flood in upstream of reservoir dams. these structures are made using wood, stone and cement, and gabion. these structures change the hydrological response of the watershed by reducing flow velocity, the channel slope and stor...

Journal: :the iranian journal of pharmaceutical research 0
tajmah mombeini department of pharmacology, school of medicine, shahed university, tehran, iran. department of pharmacology, school of medicine, shahid beheshti university of medical sciences, tehran, iran. department of pharmacology, school of medicine, ahwaz -jondishapour university of medical sciences (ajums ), ahwaz, iran. mohammad reza zahedpour anaraki department of internal medicine, imam-khomeini hospital, school of medicine, tehran university of medical sciences, tehran, iran. ahmad reza dehpour department of pharmacology, school of medicine, tehran university of medical sciences, tehran, iran.

cromolyn sodium, a mast cell stabilizing agent, provides an immediate protective effect against the exercise-induced bronchoconstriction while being used before the exercise. however, cromolyn is ineffective in reversing asthmatic bronchospasm; it is used as a maintenance therapy and has a prophylactic role in chronic asthma.    the purpose of this study was to determine the extent of change in...

Journal: :Puerto Rico health sciences journal 2008
José Luís Díaz Jesús Casal William Rodríguez-Cintrón

Flow volume loops are an essential part of spirometry testing. Their appearance can give information that can be helpful in the differential diagnosis of a patient's clinical condition. We present two clinical scenarios in which careful evaluation of the flow-volume loop gives an insight into the cause of the disease process.

احتشامی افشار, امین, اسدیان, اسدالله, زحمتکش, محمدمهدی,

It is known that spiromentry is the most conventional method to determine pulmonary function. In spirometry, the shape of flow-volume loop is the most helpful finding to evaluate pulmonary dysfunction. Obstruction is best demonstrated by the slope of the descending portln of the exhalation curve. Measurement of fJ-angle is helpful for determination of this slope. fJ-angle is defined by 3 points...

Journal: :international journal of industrial engineering and productional research- 0
vorya zarei , department of industrial engineering, mazandaran university of science and technology, babol, iran iraj mahdavi , department of industrial engineering, mazandaran university of science and technology, babol, iran reza tavakkoli-moghaddam , department of industrial engineering, college of engineering, tehran university, tehran, iran nezam mahdavi-amiri faculty of mathematical science, sharif university of technology, tehran, iran

the existing works considering the flow-based discount factor in the hub and spoke problems, assume that increasing the amount of flow passing through each edge of network continuously decreases the unit flow transportation cost. although a higher volume of flow allows for using wider links and consequently cheaper transportation, but the unit of flow enjoys more discounts, quite like replacing...

الماس‌گنج, فرناز, داودی, فرنوش, کجباف‌زاده, عبدالمحمد, مرادی, مازیار ,

The aim of the present study was to investigate the correlation between different lower urinary tract symptoms with uroflowmetry parameters in 190 women aged between 15-75 years who referred to our urology clinic during 2000-2002 with lower urinary tract syndroms. A detailed history, physical examination, sonography of the urinary tract with measurement of post void urine residue,...

Journal: :international journal of nano dimension 0
a. taheri school of mechanical engineering, mazandaran university of science and technology, babol, iran. e. aboukazempour amiri department of mechanical engineering, iran university of science and technology, narmak, tehran, iran. a. ramiar school of mechanical engineering, babol university of technology, p. o. box 484, babol, iran. a. a. ranjbar school of mechanical engineering, babol university of technology, p. o. box 484, babol, iran. m. rahimi-esbo school of mechanical engineering, babol university of technology, p. o. box 484, babol, iran.

research in convective heat transfer using suspensions of nanometer-sized solid particles in base liquids started only over the past decade. recent investigations on nanofluid, as such suspensions are often called, indicate that the suspended nanoparticles remarkably change the transport properties and heat transfer characteristics of the suspension. bending walls can also improve heat transfer...

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