نتایج جستجو برای: class

تعداد نتایج: 399343  

2000
Erik Olin Wright

This article proposes a general theoretical framework for understanding the concept of “class compromise” in terms of a “reverseJ” model of the relationship between the associational power of workers and the interests of capitalists: increases in working-class power adversely affect capitalist-class interests until such power crosses some intermediate threshold beyond which further increases in...

Nasser Rashidi Zohreh Vahedi

The extensive research done on the interrelationship between different social factors such as social class, gender and age and different linguistic variables has shown that these factors have important effects on the way language is used. Among these factors a special importance can be placed on age due to the role it plays in revealing different patterns of language use, such as the age-gradin...

Let $G$ be a finite group. The graph $D(G)$ is a divisibility graph of $G$. Its vertex set is the non-central conjugacy class sizes of $G$ and there is an edge between vertices $a$ and $b$ if and only if $a|b$ or $b|a$. In this paper, we investigate the structure of the divisibility graph $D(G)$ for a non-solvable group with $sigma^{ast}(G)=2$, a finite simple group $G$ that satisfies the one-p...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
رویا امینیان roya aminian dental school, shahid beheshti university of medical science, tehran-iran ([email protected])دانشکده دندانپزشکی، دانشگاه علوم پزشکی شهید بهشتی نغمه جماعت لو naghme djamaatloo

background & aim: repair or replacement of restorations is one of the main necessities for health promotion. however, it has its own physical, psychological and economical side effects. the aim of this study was to investigate the prevalence of factors causing restoration replacement or repair. methods & materials: a non probable sampling was used for this cross – sectional observational descri...

Journal: :avicenna journal of dental research 0
sanaz soheilifar department of orthodontic, dental faculty, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) sepideh soheilifar department of orthodontic, dental faculty, shahid beheshti university of medical sciences, tehran, ir iran; department of orthodontic, dental faculty, shahid beheshti university of medical sciences, tehran, ir iran. tel: +98-9121944033, fax: +98-8138223750سازمان اصلی تایید شده: دانشگاه علوم پزشکی شهید بهشتی (shahid beheshti university of medical sciences) sara soheilifar department of periodontic, dental faculty, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences)

conclusions pharyngeal airway dimensions, soft palate length, thickness, and position, and hyoid position are not significantly different between skeletal class i and class ii prepubertal children. results no significant difference in the upper airway, soft palate, and hyoid variables was found between the two groups (p > 0.05) and no correlation was found between anb difference and the other v...

Video-based face recognition has attracted significant attention in many applications such as media technology, network security, human-machine interfaces, and automatic access control system in the past decade. The usual way for face recognition is based upon the grayscale image produced by combining the three color component images. In this work, we consider grayscale image as well as color s...

Journal: :جنگل و فرآورده های چوب 0
محمد شیخکانلوی میلان دانشجوی کارشناسی ارشد جنگل داری دانشکدة منابع طبیعی، دانشگاه گیلان، صومعه‏سرا، ایران ایرج حسن زاد ناورودی استادیار، عضو هیئت علمی گروه جنگل داری دانشکدة منابع طبیعی، دانشگاه گیلان، صومعه‏سرا، ایران محمد رسول نظری سندی دانشجوی کارشناسی ارشد جنگل داری دانشکدة منابع طبیعی، دانشگاه گیلان، صومعه‏سرا، ایران بهزاد بخشنده ناورود دانشجوی دکتری جنگل داری دانشگاه لرستان، خرم آباد، ایران

in order to study the effect of elevation on quantitative and qualitative characteristics of the humid forests of guilan shafaroud, series 17, 16 and 7 were selected that fall in to three height classes; class 1 (‏less than 500 m), class 2 (‏500 – 1000 m) and class 3 (‏1000 – 1600 m). in height class 1, 2 and 3 sample plots were determined as 4, 15 and 20 respectively and each sample plot was 0...

Journal: Nanochemistry Research 2018

As a novel performance, methanol gas conversion to dimethoxymethane (DMM) in one-step based on Fe-Mo-O (iron molybdate mixed oxides) catalysts with high surface area fabricated by metal organic frameworks (MOFs) precursors was improved. For this approach, at first, Fe(III) precursors (iron (III) 1,3,5-benzenetricarboxylate (MIL-100 (Fe) and iron terephthalate (MOF-...

Journal: :تحقیقات نظام سلامت 0
رضا غیاثوند استادیار، مرکز تحقیقات امنیت غذایی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. زهرا ربانی دانشجوی کارشناسی، مرکز تحقیقات امنیت غذایی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. سیما گودرزی دانشجوی کارشناسی، مرکز تحقیقات امنیت غذایی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. غلامرضا عسگری دانشجوی دکتری، مرکز تحقیقات امنیت غذایی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. محمد صالحی دانشجوی کارشناسی ارشد، گروه آمار زیستی و اپیدمیولوژی، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. اعظم برزویی دانشجوی کارشناسی، مرکز تحقیقات امنیت غذایی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران.

background: the purpose of this study was to assess the energy and nutritional intakes of female aerobic athletes in two different social - economic classes.   methods: the subjects were 99 female aerobic athletes aged between 15 to 50 years old. the dietary and energy intakes were based on 2 day 24 hours food recall. the demographic details were assessed by anthropometric measurements includin...

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