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تعداد نتایج: 4857329 فیلتر نتایج به سال:
abstract type-ii fuzzy logic has shown its superiority over traditional fuzzy logic when dealing with uncertainty. type-ii fuzzy logic controllers are however newer and more promising approaches that have been recently applied to various fields due to their significant contribution especially when the noise (as an important instance of uncertainty) emerges. during the design of type- i fuz...
the following question poped up: is there any relationship between iranian high school efl learners reading comprehension and listening comprehension? then the following null hypothesis (ho) was developed to the test the above, mentioned question. "there is no relationship between high school efl learners reading comprehension and listening comprehension. for nearly 16 weeks, the experimental g...
background selenium deficiency is a common problem in patients with chronic kidney disease (ckd). this micronutrient has anti-inflammatory and anti-oxidant effects. selenium is also found in high concentrations in the thyroid gland. objectives to determine the effect of selenium supplementation on thyroid function tests and acute phase reactants in hemodialysis patients. patients and methods in...
the unccd has been ratified by over 190 countries. it is the attempt by nations, both rich and poor to control the scourge of desertification. the definition of which is “land degradation in arid, semiarid, and dry subhumid areas resulting from various factors, including climatic variations and human activities. it is now widely accepted that desertification is not the relentless advance of des...
background: some evidences showed that the secretion of uterine tube vagina and follicular fluid (ff) affects x and y-chromosome populations. sperm selection with x or y chromosome can added to oocyte for gender desired. the isolation of x y sperm have done and all efforts in this field are done to make culture media similar to in vivo condition. the objective of this study was to find if the f...
objective: working memory is the ability of maintaining and manipulating the required information for operating generalization in future. the aim of the present research is to investigate the effectiveness of neurofeedback therapy on the working memory in children with adhd. methods: 24 children with adhd who had the required standards to participate in the study were selected by accessible sa...
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...
Purpose: At the present time the role of stem cells and its therapeutic effects is well known. Human or animal (bone marrow or cord blood) stem cells in stem cell therapy are a promising attempt to improve the recovery after post embryonic injuries. Materials and Methods: The present study was carried out on young Wistar rats. At first, cord blood stem cells (CBSCs) were isolated, and labeled w...
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