نتایج جستجو برای: scale formation

تعداد نتایج: 1083429  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1392

this study investigated how group formation method, namely student-selected vs. teacher-assigned, influences the results of the community model of teaching creative writing; i.e., group dynamics and group outcome (the quality of performance). the study adopted an experimental comparison group and microgenetic research design to observe the change process over a relatively short period of time. ...

Journal: :Monthly Notices of the Royal Astronomical Society 1997

Journal: :Proceedings of the International Astronomical Union 2006

Journal: :Proceedings of the International Astronomical Union 2015

Journal: :JOURNAL OF CHEMICAL ENGINEERING OF JAPAN 1984

Journal: :Advances in Applied Physics 2013

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز 1389

dans le monde où l’homme est l’élément le plus important de la vie, la formation de nouvelles générations a une importance particulière. en rédigeant emile, jean jacques rousseau, exerce une influence extraordinaire sur la vie humaine et mène à réfléchir sur la question de l’éducation en tant qu’un art. ce penseur du xviiie siècle, grâce à son élève imaginaire, emile, présente son idéal pédagog...

Ahmad Zare Javid, Darioush Ranjbar Vakil Abadi, Maryam Ravanbakhsh, Shirin Ardeshirzadeh, Kambis Ahmadi Angali, Nematollah Jafarzadeh,

Background: Internal corrosion and the formation of scale in water distribution pipes are the most important problems for an urban water distribution system. Physical, chemical, or biological factors can lead to these two processes. Internal corrosion and scale formation can impact health, economy, and aesthetics. This study assessed the physicochemical quality parameters and evaluated the pote...

Abdolrahim Ataei Amir Taheri Emad Roayaei Hamid Fakhri Mohammad Zahedzadeh, Rahim Masoudi

Water injection is an enhanced oil recovery method which is applied for number of reservoirs especially in the offshore fields around the world. Sea-water injection process is usually associated with important concerns affecting the efficiency, safety, and economy of the operation like formation damage, mineral scaling, early breakthrough and corrosion. Incompatibility between injected and ...

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