نتایج جستجو برای: water requirements

تعداد نتایج: 746082  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی 1392

flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...

Journal: :Misr Journal of Agricultural Engineering 2013

Journal: :International Journal of Current Microbiology and Applied Sciences 2017

2013

“Water is central to human needs, equitable growth and development. It is one of the key drivers of sustainable economic growth through contribution to activities such as agriculture, manufacturing, mines, energy and transport. It contributes to social activities such as productive use of water within households (poverty alleviation), water for drinking, sanitation and health, etc. It should th...

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