نتایج جستجو برای: such factors as population growth
تعداد نتایج: 7174975 فیلتر نتایج به سال:
asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...
this ethnographic case study research was carried out in a private school setting in the context of iran. the research tried to explore the analysis and identity construction of a group of learners and teachers along with the content analysis of books on the basis of four types of commodified, political, national and narrative identities. how english language learners and teachers in an informa...
Abstract Background Thrombocytopenia is the most common hematological abnormality which is encountered in the neonatal intensive care unit (NICU). The incidence in neonates varies greatly, depending upon the population studies. According to the frequency of thrombocytopenia and its complications and because of lack of such research in Iran, this study was performed on neonates admitted to Sha...
oil industry is the largest economic sector in the country. but despite the insurance role in the energy insurance sector, the insurance industry’s share in the oil and energy presents an inappropriate combination. latest analysis and surveys show that during the last three years the premium experience a negative growth in each year with respect to its previous year and it also shows the premiu...
Background and Objective: Growth failure is one of the important health issues around the world especially in developing countries such as Iran that results in inability to growth over time. The aim of this research was to detect some of the most effective factors of growth failure in children under two years using the multilevel logistic regression model. Materials & Methods: In this longit...
The formal expression of pro positional attitudes, especially when nested (iterated), is an important problem for A I . An interesting first-order extensional logical system for such expression has been proposed by Creary. In this system concepts (and concepts of concepts, etc.) are made explicit. The system includes "concept functions", which are special functions which act on and deliver conc...
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