نتایج جستجو برای: daily usage level of computer

تعداد نتایج: 21234643  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم انسانی 1391

tennessee williams (1911-1983), the modern american dramatist, had his own unique school of dramaturgy. the dramas which he depicted are populated by characters who are lonely, desperate, in anxiety, alienated and in one word lost. they face challenges which they may overcome or not, through the choices they make. all these moods and conditions are clearly seen and explained in the theory of ex...

Journal: :بینا 0
خلیل قاسمی فلاورجانی kh ghasemi-falavarjani ophthalmic research center, iran university of medical sciences, tehran, iranتهران- خیابان ستارخان- خیابان نیایش- بیمارستان حضرت رسول اکرم (ص)- مرکز تحقیقات چشم مسیح هاشمی m hashemi ophthalmic research center, iran university of medical sciences, tehran, iranدانشگاه علوم پزشکی ایران مهدی مدرس زاده m modarreszadeh ophthalmic research center, iran university of medical sciences, tehran, iranدانشگاه علوم پزشکی ایران محمدمهدی پرورش mm parvaresh ophthalmic research center, iran university of medical sciences, tehran, iranدانشگاه علوم پزشکی ایران سیدعباس حسنی a hasani ophthalmic research center, iran university of medical sciences, tehran, iranدانشگاه علوم پزشکی ایران مصطفی سلطان سنجری m soltan-sanjari ophthalmic research center, iran university of medical sciences, tehran, iranدانشگاه علوم پزشکی ایران آرش احتشامی افشار

purpose: to evaluate the knowledge and practice of computer users about computer related eye problems.  methods: one hundred twenty-three computer users were asked to complete a questionnaire. in each questionnaire, after initial demographic questions, 9 questions were conducted to evaluate the knowledge of the users and 9 questions to assess their attitude about the computer vision syndrome (c...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده علوم تربیتی و روانشناسی 1392

the purpose of this study was to investigate the relationship between family functioning and marital adjustment humor couples are due to the nature and objectives of the research and application of methods for its implementation correlation was used. the study population consisted of all the couples in the city who uses random cluster sampling of 200 students were selected as sample. data from ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده برق و کامپیوتر 1392

abstract nowadaysphotovoltaic solar cells (pvs) areacknowledged the fastest growing energy technology in the word, however, they only account for only fraction of current global renewable energy capacity. it isrecognized that this incomplete market penetration has been largely a result of the technology’sexcessive cost. so researchers are trying to find innovative, economic way with theaim of ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده ادبیات و زبانهای خارجی 1391

this study was intended to analyze the listening tapescripts of the elementary and pre-intermediate levels of total english textbooks from the pragmatic dimension of language functions and speech acts in order to see whether the listening tasks are pragmatically informative or not. for this purpose, 8 conversations from the two books were selected randomly, and then, the two pragmatic models of...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور استان مازندران - دانشکده ریاضی 1390

abstract this thesis includes five chapter : the first chapter assign to establish fuzzy mathematics requirement and introduction of liner programming in thesis. the second chapter we introduce a multilevel linear programming problems. the third chapter we proposed interactive fuzzy programming which consists of two phases , the study termination conditions of algorithm we show a satisfac...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده اقتصاد و علوم اجتماعی 1390

abstract deviation or in other words committing a crime is literally a social problem. this research that was conducted in 1389 and 1390 has tried to investigate the causes of crimes committed by young male inmates qazvin central prison and effective variables on their tendency to deviation. accordingly after collecting theoretical framework and offering theoretical model including both hirsch...

اباذری, زهرا, نعمتی انارکی, لیلا,

The present study intends to study the level of ICT and instructional technologies usage by the LIS professors at government sponsored Universities in metropolitan Tehran and the Payām-e Noor Universities located at provincial capitals. A comparative-survey method was applied using random cluster sampling. A questionnaire was distributed among 174 students universities in Tehran and 261 was giv...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1370

determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده ادبیات و علوم انسانی 1394

the ability to speak two languages in the world is a remarkable achievement. there is a good reason to believe that bilingualism is the norm for the majority of people in the world because 70% of the earth’s population are supposed to be bilingual or multilingual. various investigations have shown that the native language impacts foreign word recognition, and this influence is adapted by the de...

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