نتایج جستجو برای: water uses

تعداد نتایج: 788738  

2003
CHARLES H. HACKNEY GLENN S. SANDERS

A meta-analysis was performed in an attempt to clarify the proposed relationship between religiosity and psychological adjustment. Specific focus was given to the issue of definition, namely, whether differences in researchers’ conceptualizations of religiosity and mental health could account for the various contradictory findings by psychologists of religion. Analysis of 34 studies conducted d...

Journal: :Pharmacy in history 2002
John Parascandola

Less than a decade after the founding of the American Pharmaceutical Association, the noted American physician Oliver Wendell Holmes, addressing the Massachusetts Medical Society in 1860, made his oft-quoted statement that " ...if the whole materia medica, as now used, could be sunk to the bottom of the sea, it would be all the better for mankind-and all the worse for the fishes. " 1 The pharma...

Journal: :iranian journal of environmental sciences 0
ali rnjbar jafarabadi department of environment science, faculty of natural resources and marine sciences, tarbiat modares university of tehran, iran maliheh masoodi department of environment science, gorgan university of agricultural and natural resource, iran maryam sharifiniya department of fishery science, gilan university, iran alireza riyahi bakhtiyari department of environmental sciences, faculty of natural resources and marine sciences, tarbiat modares university, noor, mazandaran, iran

evaluation of surface water quality is a complex process undertakingmultiple parameters. converting great amount of parameters into a simpler expressionand enabling easy interpretation of data are the main purposes of water quality indices.the main aim of this study is to plan effective water resources management system forkarun river by combination of ccmewqi and geographic information system ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1370

determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

2012
João Luiz Boccia Brandão

Currently, studies on hydropower systems operations primarily focus on multiple uses of water, i.e., water resources exploitation and control systems to satisfy human needs and demands connected to economic and social activities. Focuses include power generation, urban and industrial water supply, irrigation, navigation, leisure and recreation-related uses, flood control and water pollution con...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

one of the most commonly used techniques to reduce the corrosion rate of rebar in concrete is addition substances named corrosion inhibitors into the concrete. corrosion inhibitor is chemical compounds that were added to concrete to prevent corrosion of steel in concrete. sodium nitrate is a type of anodic inhibitors that this study investigatesthe effect of this inhibitor on the properties of ...

Journal: :Journal of Water Resources Planning and Management 2014

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