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به عقیده hodgkinson (2002) مدارس امروزه ازنظرفکری، قرهنگی،نژادی، اقتصا دی واجتماعی متفاوت می باشند.اگرچه اختلاف سطح مهارتی دانش آموزان مشکلات زیادی راایجا دکرده است، توجه کمتری نسبت به تربیت مدرسین وتهیه مطا لب آموزشی وفراهم نمودن شرایط مناسب برای زبان آموزان با تواناییهای متفاوت جهت پیشرفت تحصیلی آن ها بخصوص درزمینه ی مهارت گفتاری صورت گرفته است. یکی از سوالات مهم درامرتحصیل به طورعام وبخصوص د...
this thesis attempts to measure learning styles, self efficacy and intrinsic motivation as predictors of iranian ielts reading comprehension. in order to address this issue, a quantitative study was conducted on some randomly selected intact students at ferdowsi university. these two groups were assigned as they were undergraduate (ba=91) and graduate (ma =74) students; they were all aged betwe...
this study was designed to investigate the impacts of teachers self-disclosure on students foreign language classroom anxiety, attitude to english language learning and their achievement scores at the end of the term. there were 48 female learners of intermediate level. they were not randomly selected. there were one experimental group with 21 students and one control group with 27 students.the...
introduction: micap is a new notation in which the teeth are indicated by letters (i-incisor, c-canine, p-premolar, m-molar) and numbers [1,2,3] which are written superscript and subscript on the relevant letters. fdi tooth notation is a two digit system where one digit shows quadrant and the second one shows the tooth of the quadrant. this study aimed to compare the short term retention of kno...
background: leptin is a protein product of obesity gene and is synthesized mainly by adipose tissue. objective: the aim of this study was to determine maternal and neonatal serum leptin levels in term preeclamptic and normal pregnancies. materials and methods: this cross sectional study was performed on 37 preeclamptic and 40 normotensive term pregnant women without other disease. serum level o...
background and objective: the aim of this study was to determine the level of plasma high sensitive c-reactive protein (hs-crp) in preeclampsia and to compare hs-crp levels between normal pregnant women, mild preeclamptic, and severe preeclamptic women. materials and methods: serum hs-crp levels were investigated in 40 cases of normal pregnant women, 37 cases with mild preeclampsia and 38 cases...
intravenous hydralazine is a commonly administered arteriolar vasodilator that is effective for hypertensive emergencies associated with pregnancy. oral nifedipine is an alternative in management of these patients. in this study the efficacy of nifedipine and hydralazine in pregnancy was compared in a group of iranian patients. fifty hypertensive pregnant women were enrolled in the study. a ran...
چکیده : ofdm یک تکنیک مدلاسیون برای ارسال داده با سرعت بالا در کانال محو شدگی چند مسیره است. مهم ترین عاملی که سیستم های siso-ofdm (single-input single output ofdm) را با مشکل مواجه می سازند منابع تداخل می باشد. به منظور حذف تداخل استفاده از آنتن های آرایه ای در گیرنده سیستم های ofdm پیشنهاد شده که simo-ofdm (single-input multiple-output - ofdm) نامیده می شود. یکی از راههای افزایش ظرفیت کانال ...
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