نتایج جستجو برای: exit gradient

تعداد نتایج: 145811  

Journal: : 2021

The article presents the results of research and calculations on formation a radial electron beam by magnetron gun with secondary emission cathode in energy range 35...65 keV measuring its parameters during transportation total decreasing magnetic field thesolenoid stray permanent magnets. was transported system consisting copper rings an inner diameter 66 mm,located at distance 85 mm from exit...

Journal: :تحقیقات مهندسی کشاورزی 0
محسن حیدری سلطان آبادی عضو هیئت علمی بخش تحقیقات فنی و مهندسی مرکز تحقیقات کشاورزی و منابع طبیعی اصفهان

the rotor of enegelberg whitener was equipped with a screw conveyor to reduce broken rice percentage. according to preliminary experiments this modification could reduce broken rice percentage about 2.5%. further experiment was performed to determine the effect of rotor speeds and blade positions on white rice quality. to do this, five rotor speeds, consisting 500, 600, 700, 800 and 900 r.p.m a...

Journal: :Journal of Evolutionary Economics 2010

Journal: :Applied sciences 2021

In the present world, passive control finds application in various areas like flow over blunt projectiles, missiles, supersonic parallel diffusers (for cruise correction), engine of jets, static testbeds rockets, ports internal combustion engines, vernier and single expansion ramp nozzle (SERN) rockets. this review, techniques to base pressure regulate drag force are discussed. study, papers ra...

Journal: :Journal of Cell Biology 2006

Journal: :Nature Reviews Molecular Cell Biology 2005

Journal: :Nature 1975

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