نتایج جستجو برای: pumping stations

تعداد نتایج: 46848  

Journal: :IOP conference series 2021

Abstract The study of the causes and patterns sediment deposition at bottom water intake structures pumping stations, negative impact sediments on efficiency their operation is one important measures taken to improve recovery system. issues studying determination rate trajectory solid particles were analyzed, main shortcomings in determining parameters particle identified. An equation proposed ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده جغرافیا 1392

the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...

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