نتایج جستجو برای: structured materials

تعداد نتایج: 560831  

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

the application of a comprehensive model of communicative language ability (cla) to language teaching and testing has always been an imperative in l2 education since hymess proposal of communicative competence in the 1970s. recent l2 research has clearly underscored the importance of sufficient pragmatics representation as an essential component of cla in pedagogical and testing practices in l2...

Journal: :Acta Crystallographica Section A Foundations and Advances 2017

Journal: :Science China. Materials 2021

Understanding the temperature-dependent hardness of covalent materials is fundamental scientific interest and crucial technical importance. Here we propose a formula for zinc-blende structured based on dislocation theory. Our results indicate that at low temperatures, Vickers primarily modulated by Poisson’s ratio shear modulus, with latter playing dominant role. With an increase in temperature...

Journal: :Archives in Biomedical Engineering & Biotechnology 2019

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