نتایج جستجو برای: 4 two
تعداد نتایج: 3432035 فیلتر نتایج به سال:
Structures of three cocrystals nootropic racetams were studied. They included two phenylpiracetam (PPA) with 4-hydroxybenzoic acid (HBA) different stoichiometries, PPA·HBA and PPA·2HBA, cocrystal 2-(4-phenyl-2-oxopyrrolidin-1-yl)-N’-isopropylideneacetohydrazide (PPAH) 4-hydroxybenzamide (HBD), PPAH·HBD·(acetone solvate). X-ray study the pure forms PPA PPAH was also carried out to identify varia...
In spite of the advances in knowledge on the multi-factorial nature of obesity, many questions related to the consequences of the disease continue to be unanswered. Several studies have reported biomechanic and kinematic adaptation and alterations in walking and in tasks of every day life, motivated by the additional load of fat mass in children and adults. The main objective of this study was ...
this study investigated the potential role of age in inductive and deductive grammar learning among iranian foreign language learners. the experimental population consisted of our randomly selected samples including two groups of children (with age of exposure to english within 8-13), and two groups of adults (with age of exposure to english within 11-13). thus, the comparison was between ch...
the present study sought to investigate the role of dynamic assessment (da) in improvement of iranian efl writing performance at different language proficiency levels. to this end, after conducting the quick placement test, 60 iranian efl learners were assigned to two groups with different language proficiency levels. in both groups each participant wrote two compositions, one before and one af...
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