نتایج جستجو برای: between 1000 to 3000 tones per year

تعداد نتایج: 11209847  

F Fatehi , M Karimi , N Gomnami , R Vazirinejad ,

Background: Accidents, such as domestic accidents, and the resulting injuries are presently a matter of concern in communities. Some factors such as urbanization cause an increase in the incidence of accidents for recognized and unrecognized reasons. The aim of the present study was to investigate the incidence of domestic accidents among a group of families who had migrated to the determined u...

Journal: :Hearing research 1989
A R Møller H D Jho

The responses recorded from the exposed intracranial portion of the eighth nerve in man with normal hearing to short bursts of low-frequency tones (500, 1000, and 1500 Hz) consist of two components; these two components can be separated by adding and subtracting, respectively, the responses to tonebursts of opposite polarity. Subtracting the responses to tones of opposite polarity reveals a wav...

Journal: :Vaccine 2011
Mark Jit Ruzanna Yuzbashyan Gayane Sahakyan Tigran Avagyan Liudmila Mosina

The cost-effectiveness of introducing infant rotavirus vaccination in Armenia in 2012 using Rotarix(R) was evaluated using a multiple birth cohort model. The model considered the cost and health implications of hospitalisations, primary health care consultations and episodes not leading to medical care in children under five years old. Rotavirus vaccination is expected to cost the Ministry of H...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1392

abstract the present study deals with a comparison between reactive and pre-emptive focus-on-form in terms of application and efficiency. it was conducted in an intermediate english class in shahroud. 15 male learners participated in this research and their age ranged from 18 to 25. a course book, new interchange 3, and a complementary book were used. every session the learners gave lectures o...

پایان نامه :دانشگاه رازی - کرمانشاه - دانشکده ادبیات و علوم انسانی 1393

in recent years, there has been a growing interest among researchers to investigate the relationship betweenteacher self-efficacy and classroom behavior management, especially students misbehavior. therefore, this study aimed to comparatively investigate english and arabic teachers’ use of different behavior managementstrategies, their self-efficacy, and their success in an iranian context. th...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده علوم انسانی 1393

the present study was conducted to investigate the role of summary in teaching grammar process on pre-university students. to this end, 48 male pre-university students in semnan were participants. they were math class that we called experimental group and science class as control group. in order to make sure there was no significant difference in proficiency level of two groups. a pre-test wa...

2010
Carola Martínez-Núñez Pamela Altamirano-Silva Francisco Alvarado Edgardo Moreno Caterina Guzmán-Verri

6 Carola Martínez-Núñez, Pamela Altamirano-Silva, Francisco Alvarado7 Guillén, Edgardo Moreno, Caterina Guzmán-Verri and Esteban Chaves8 Olarte 9 Programa de Investigación en Enfermedades Tropicales (PIET), Escuela de 10 Medicina Veterinaria, Universidad Nacional, 304-3000 Heredia, Costa Rica; 11 Escuela de Biología, Universidad Nacional, 304-3000 Heredia, Costa Rica; 12 Facultad de Farmacia, U...

پایان نامه :0 1374

the research questions were as follows: 1. is there any relationship between the students concious awareness of the form and implications of the conjuncations and their improvement in using appropriate conjunctions? 2. does students knowledge of the from and the implications of the conjunctions help them to produce more coherent writings. 3. does a comparison between english conjunctions and th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک 1388

the world wide web becomes very popular recently and plays an influential role in english learning. by burgeoning role of source-based writing as partial fulfillment of tefl courses and vast use of the internet, lack of empirical studies to explore these areas is obvious. this study aimed to explore the effect of the amount of familiarity with the web (internet literacy) on junior english stude...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و زبانهای خارجی 1393

the current study aimed at investigating the relationship between motivation and test preparation strategies (tpss) used by iranian pre-university students in their preparation period for the university entrance exam (uee). due to the importance of uee in iran, this study also attempted to show its impact on these two important variables. to this end, 100 pre-university students in an iranian p...

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