نتایج جستجو برای: 4 main indexes and 18 sub

تعداد نتایج: 17113635  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی و اجتماعی 1392

tourism , today as one of the ways to make money, create jobs , and social and political interactions is considered. this paper aims to examine the strengths and weaknesses of tourism development in mahmoud abad ( mazandaran ). the research method in this study is " descriptive - analytical " and to collection of data used field methods such as questionnaires and documentation - library. the sa...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده ادبیات و زبانهای خارجی 1393

the purpose of this study was to find the relationship between critical thinking and self-regulation with reading comprehension of iranian female elementary language learners. the present study is a correlational one having a descriptive design. two questionnaires, critical thinking questionnaire and self-regulation questionnaire which were valid and reliable questionnaires and four reading com...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده مهندسی برق و کامپیوتر 1391

power transformers are important equipments in power systems. thus there is a large number of researches devoted of power transformers. however, there is still a demand for future investigations, especially in the field of diagnosis of transformer failures. in order to fulfill the demand, the first part reports a study case in which four main types of failures on the active part are investigate...

Journal: :Journal of Asian Ceramic Societies 2021

In this work, magnesium borate (Mg2B2O5) and aluminum (Al18B4O33) whiskers with a high aspect ratio were successfully synthesized using molten salt method. The phase transformation morphology involution of the studied by XRD, IR-FT, TG-DSC, SEM-EDS different boron/metal ratios reaction temperatures. results show rich boron environment appropriate temperature to be crucial factors respect compos...

Journal: :Zeitschrift Fur Kristallographie-new Crystal Structures 2023

Abstract C 19 H 18 N 2 O 4 , monoclinic, P 1 / n (no. 14), a = 8.375(2) Å, b 22.018(6) c 9.237(3) β 106.271 ( 3 ) ∘ $106.271{(3)}^{\circ }$ V 1635.1(8) Å 3 Z 4, R g t</m:m...

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

a major concern in the last few years has been the fact that the cultural centers are keeping distance with what they have been established for and instead of reproducing the hegemony, they have turned into a place for resistance and reproduction of resistance against hegemony. because the cultural centers, as urban public spaces in the last two decades, have been the subject of ideological dis...

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