نتایج جستجو برای: 1 have shown significant difference p

تعداد نتایج: 6258338  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد 1388

two groups of students were assigned as experimental and control ones, and were given instruction on directed reading-thinking activities and after some treatment, they were post-tested. although the initial pre-test did not show any significant differences, the final post-test result revealed that the cooperative reading comprehension helped the experimental group. the cooperative students’...

پایان نامه :0 1374

this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده فنی 1393

a problem of computer vision applications is to detect regions of interest under dif- ferent imaging conditions. the state-of-the-art maximally stable extremal regions (mser) detects affine covariant regions by applying all possible thresholds on the input image, and through three main steps including: 1) making a component tree of extremal regions’ evolution (enumeration), 2) obtaining region ...

Journal: :محیط زیست طبیعی 0
محمد نعمتی ورنوسفادرانی دانشگاه تربیت مدرس علیرضا ریاحی بختیاری دانشگاه تربیت مدرس zhaoyan gu استاد، انستیتوی زمین شناسی و ژئوفیزیک، آکادمی علوم چین، پکن، چین. guoqiang chu . استادیار، انستیتوی زمین شناسی و ژئوفیزیک، آکادمی علوم چین، پکن، چین

to assess the sources, entry routes and degree of contamination of pah compounds in surface sediments of the southwestern caspian sea coasts (gillan province) total of 129 surface sediment samples from 28 rivers and 5 transect across the gillan province coasts (from astara to lahijan; 10, 20 and 50 m depth) were collected in the spring and summer of 2012. after extraction using soxhlet method, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده ادبیات و علوم انسانی 1390

the aim of this study is to examine the difference between the introverts and extroverts in preferred advice-giving style. furthermore, it explores the difference between l1 (persian) and l2 (english) regarding the giving of advice for the extroverts and introverts separately. it investigates whether an extrovert or introvert gives advice in the same manner in his l1 (persian) and l2 (english) ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1388

target tracking is the tracking of an object in an image sequence. target tracking in image sequence consists of two different parts: 1- moving target detection 2- tracking of moving target. in some of the tracking algorithms these two parts are combined as a single algorithm. the main goal in this thesis is to provide a new framework for effective tracking of different kinds of moving target...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1388

plagiarism in esl/efl learning contexts has been established as a dynamic and multi-layered phenomenon and has become a topic engaging many researchers in a heated debate in recent years. comparisons of student-generated texts with their source texts have shown that students rely on source texts in their writings and copying is a major strategy used by both l1 and l2 writers. in our country a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1388

the present study was an attempt to conduct a contrastive analysis between general english (ge) and english for specific purposes (esp) texts in terms of cohesion and cohesive devices. to this end, thirty texts from different esp and ge textbooks were randomly selected. then they were analyzed manually to find the frequency of cohesive devices. cohesive devices include reference, substitution, ...

Journal: :caspian journal of internal medicine 0
aliakbar hajiaghamohammadi department of internal medicine,velayat clinical research development unit, qazvin university of medical sciences, qazvin, iran ali bastani department of internal medicine,velayat clinical research development unit, qazvin university of medical sciences, qazvin, iran arash miroliaee department of internal medicine,velayat clinical research development unit, qazvin university of medical sciences, qazvin, iran sonia oveisi metabolic diseases research center, qazvin university of medical sciences, qazvin, iran saeed safarnezhad department of internal medicine,velayat clinical research development unit, qazvin university of medical sciences, qazvin, iran

background: helicobacter pylori (h.pylori) infection causes multiple upper gastrointestinal diseases but optimal therapeutic regimen which can eradicate infection in all the cases has not yet been defined. this study was designed to evaluate the efficacy of triple levofloxacin-based versus clarithromycin-based therapy. methods: in this open-label randomized clinical trial study 120 patients who...

Journal: :تحقیقات دامپزشکی 0
محمدرضا احمدی احمدی فارغ التحصیل کارشناسی ارشد شیلات دانشکده منابع طبیعی دانشگاه تربیت مدرس محمد رضا احمدی گروه بهداشت و بیماری های آبزیان دانشکده دامپزشکی دانشگاه تهران محمد رضا کلباسی گروه شیلات دانشکده منابع طبیعی دانشگاه تربیت مدرس

interaction effect of three level of male age broodstock and three type of diluents (distilled water and diluents 1 and 2) for duration of motility and eyed egg rate in rainbow trout (oncorhynchus mykiss) have been studied. there was no significant difference in activation of sperm by control group (distilled water) in different male ages (p?0.05). diluents 1, in 3+ year male broodstock has sho...

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