نتایج جستجو برای: while tb and buta

تعداد نتایج: 16846460  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1392

while performance-based language assessment has led to an increased authenticity and content validity in the practice of writing assessment, the reliability of ratings has become a major issue. research findings have shown different reactions by native english speaker (nes) and non-native english speaker (nns) teachers to students’ writings. the focus of this study is on investigating whether i...

Journal: :Chemistry 2003
Hwa-Yu Lee Vadim V Kislov Sheng-Hsien Lin Alexander M Mebel Daniel M Neumark

Ab initio G2M(MP2)//B3LYP/6-311G** calculations have been performed to investigate the reaction mechanism of photodissociation of buta-1,2- and -1,3-dienes and but-2-yne after their internal conversion into the vibrationally hot ground electronic state. The detailed study of the potential-energy surface was followed by microcanonical RRKM calculations of energy-dependent rate constants for indi...

پایان نامه :دانشگاه امام رضا علیه اسلام - دانشکده ادبیات و علوم انسانی 1393

this research aims at answering the questions about translation problems and strategies applied by translators when translating cultural concepts. in order to address this issue, qualitative and quantitative study were conducted on two groups of subjects at imam reza international university of mashhad. these two groups were assigned as beginner and advanced translation students (10 students). ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده ادبیات و زبانهای خارجی 1392

abstract i the purpose of this study was to launch a thorough investigation concerning the possibility of differing orientations to the writing proficiency construct by native and non-native english speaking teacher raters. it mainly revolved around the international english language testing system (ielts) that is widely administered and employed as a measure of general proficiency in englis...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده زبانهای خارجی 1392

abstract since heubners (1985) pioneering study, there have been many studies on (mis) use/ non-use of articles by l2 learners from article-less and article languages. the present study investigated how persian l2 learners of english produce and interpret english definite descriptions and demonstrative descriptions. it was assumed that definite and demonstrative descriptions share the same cen...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه مواد و انرژی - پژوهشکده سرامیک 1392

thermal barrier coatings (tbcs) are used to provide thermal insulation to the hot section components of gas turbines in order to enhance the operating temperature and turbine efficiency. hot corrosion and thermal shocks are the main destructive factors in tbcs which comes as a result of oxygen and molten salt diffusion into the coating. in this thesis atmospheric plasma spraying was used to dep...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1391

abstract this study set out to compare the effect of modality of presentation (subtitled vs. auditory) in the comprehension of verbal content of documentary films among iranian efl students. to this end, (30 male 30 female) students were chosen from two schools. after their homogeneity was established, the students attended the listening sessions to watch five documentary films over t...

Journal: :archives of clinical infectious diseases 0
yosef taher-ghasemi department of environmental health, guilan university of medical sciences, rasht, ir iran; department of environmental health engineering, shahid beheshti university of medical sciences, tehran, ir iran iraj nikokar laboratory of microbiology and immunology of infectious diseases, paramedicine faculty, guilan university of medical sciences, rasht, ir iran; laboratory of microbiology and immunology of infectious diseases, paramedicine faculty, guilan university of medical sciences, p. o. box: 447151361, rasht, ir iran. tel: +98-1425237070, fax: +98-1425237171 ahmad reza yazdanbakhsh department of environmental health engineering, shahid beheshti university of medical sciences, tehran, ir iran hadi sedigh ebrahim-saraie laboratory of microbiology and immunology of infectious diseases, paramedicine faculty, guilan university of medical sciences, rasht, ir iran robabe vakili sadeghi department of health services of medical treatment tuberculosis, guilan university of medical sciences, rasht, ir iran abdolhalim rajabi department of epidemiology, faculty of public health, iran university of medical sciences, tehran, ir iran

background certain social determinants may influence host susceptibility to tuberculosis (tb) infections, and increase the risk of developing the disease. objectives the present study aimed to evaluate the effects of several host and environmental factors on the risk of tb in northern iranian households. patients and methods this case-control study was conducted for one year between 2010 and 20...

2011
Pierre-Cyrille Héam Vincent Hugot Olga Kouchnarenko

Tree Walking Automata (TWA) have lately received renewed interest thanks to their tight connection to XML. This paper introduces the notion of tree overloops, which is closely related to tree loops, and investigates the use of both for the following common operations on TWA: testing membership, transformation into a Bottom-Up Tree Automaton (BUTA), and testing emptiness. Notably, we argue that ...

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