نتایج جستجو برای: some apparent some stealth

تعداد نتایج: 1403815  

Journal: :Chemical & Engineering News Archive 1973

Journal: :English Today 2003

Journal: :Crystals 2022

Underwater acoustic stealth has great scientific research value. According to coordinate transformation theory, the cloak based on pentamode materials can realize underwater broadband stealth. However, due correlation between density and modulus of changes in parameters each layer cloak, a large amount structural optimization work is required for material meet specific parameter requirements, w...

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

the speech act of disagreement has been one of the speech acts that has received the least attention in the field of pragmatics. this study investigates the ways power relations, social distance, formality of the context, gender, and language proficiency (for efl learners) influence disagreement and politeness strategies. the participants of the study were 200 male and female native persian s...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه امام صادق علیه السلام - دانشکده الهیات و معارف اسلامی 1391

muhammad ibn muhammad ibn numan, known as "shaykh mufid," one of the great imamiye theologians and jurists in the fourth and early fifth century , had comprehensive mastery of both rational and traditional topics and exerted his influence upon both his contemporary and future scholors. he is considered to be one of the top imamiye scholars who spent his lifetime teaching, learning and authorin...

Journal: :PLoS Computational Biology 2005
Peter Sperisen Christoph D. Schmid Philipp Bucher Olav Zilian

There are a variety of bacterial defense strategies to survive in a hostile environment. Generation of extracellular polysaccharides has proved to be a simple but effective strategy against the host's innate immune system. A comparative genomics approach led us to identify a new protein family termed Stealth, most likely involved in the synthesis of extracellular polysaccharides. This protein f...

Journal: :راهبرد فرهنگ 0
حسین محمودیان دانشیار گروه جمعیت شناسی دانشکده علوم اجتماعی دانشگاه تهران مسعود کوچانی اصفهانی کارشناس ارشد جمعیت شناسی دانشگاه تهران سعید مقدس دانشجوی کارشناسی ارشد جمعیت شناسی دانشگاه تهران

modern world is an interconnected space in which people in its different parts participate in a single common information system. the media are the main vehicles for this connectivity and can leave a strong impact on the attitudes of individuals towards aspects of family and childbearing. the media are also capable of changing the attitude of women toward the existing patterns of each culture t...

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