نتایج جستجو برای: physical factors

تعداد نتایج: 1668178  

Journal: :iranian journal of neurology 0
narjes hazar department of community medicine, school of medicine, tehran university of medical ‎sciences, tehran, iran leila seddigh department of community medicine, school of medicine, tehran university of medical ‎sciences, tehran, iran zahra rampisheh department of community medicine, school of medicine, iran university of medical sciences, tehran, iran‎ marzieh nojomi department of community medicine, school of medicine, preventive medicine and public health research center, iran university of ‎medical sciences, tehran, iran

background: alzheimer’s disease (ad) is the most common type of dementia. demonstrating the modifiable risk factors of ad can help to plan for prevention of this disease. the aim of the current review was to characterize modifiable cardiovascular risk factors of ad using existing data and determine their contribution in ad development in iran and the world. methods: the systematic search was do...

Journal: :international journal of occupational hygiene 0
masoud mohammadi-dehcheshmeh department of public administration, faculty of management, university of tehran, tehran, iran. aliasghar pourezzat department of public administration, faculty of management, university of tehran, tehran, iran. arian gholipour department of public administration, faculty of management, university of tehran, tehran, iran.

and school staff. therefore, it is essential to pay continuous and specific attention to safety problems in schools. we identified 20 critical success factors (csfs) in the current study based on previous researches in order to achieve effective school safety. then these factors validated by 33 governmental high school administrators. this survey was conducted in tehran, among 96 governmental h...

Place attachment is the emotional connection that develops between a person and thephysical environment around them. After more than forty years of research in the field ofplace attachment, the cause and effect as well as the physical factors that affect it have notbeen determined. The features and specifications of a place in both physical and socialdimensions have an influence on the developm...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1391

according to cheng (1999), in recent esl/efl literature, asian (especially east asian) learners of english as a foreign/second language have been arguably reported as reticent and passive learners. the most common allegations are that these students are reluctant to participate in classroom discourse; they are unwilling to give responses; they do not ask questions; and they are passive and over...

Journal: :iranian journal of public health 0
dariush dfarhud 1. school of public health, tehran university of medical sciences , tehran, iran ; 2. iranian academy of medical sciences , tehran, iran. maryam malmir 3. dept. of exceptional children psychology, science & research branch, islamic azad university , tehran, iran. mohammad khanahmadi 4. dept. of psychology, allame tabataba'i university , tehran, iran.

happiness underlying factors are considerable from two dimensions: endogenic factors (biological, cognitive, personality and ethical sub-factors) and exogenic factors (behavioral, socialcultural, economical, geographical, life events and aesthetics sub-factors). among all endogenic factors, biological sub-factors are the significant predictors of happiness. existence of significant differences ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی - پژوهشکده کشاورزی 1392

چکیده: در این تحقیق، برخی خواص فیزیکی و مکانیکی لوبیا قرمز به-صورت تابعی از محتوی رطوبت بررسی شد. نتایج نشان داد که رطوبت بر خواص فیزیکی لوبیا قرمز شامل طول، عرض، ضخامت، قطر متوسط هندسی، قطر متوسط حسابی، سطح تصویر شده، حجم، چگالی توده، تخلخل، وزن هزار دانه و زاویه ی استقرار استاتیکی در سطح احتمال 1 درصد اثر معنی داری دارد. به طوری که با افزایش رطوبت از 54/7 به 12 درصد بر پایه خشک طول، عرض، ضخام...

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