نتایج جستجو برای: industry concentration rate

تعداد نتایج: 1461628  

2004
Ilmari Saastamoinen Markku Tukiainen

Software Process Improvement (SPI) has been proven to increase product and service quality as organizations apply it to achieve their business objectives. Improvement needs of small organizations are same as larger organizations, i.e. they want to achieve better results in software projects, product quality, and customer satisfaction and put an end to the project overruns and failures. However ...

2008
GOVINDAN SRIDHARAN

International Construction firms have extensively used joint ventures as a vehicle to enter new construction markets in South East Asia since the early seventies. Despite its immense popularity, the failure rate of such ventures has been quite alarming. While extensive research has been carried out in the manufacturing and service industries in determining the factors that influence the perform...

2014
Aliasghar Farshad Hamid Khabazi Oliaei Roksana Mirkazemi

Objectives: The purpose of this study was to assess the risk Benzene, Toluene, Ethylbenzene, and Xylenes in the paint plants of two automotive industries in Iran by using the COSHH guideline and by measuring the ambient concentration of these chemicals. Method: This cross sectional study was conducted in two phases, in phase one the BTEX ambient concentration was measured in three unites of pai...

Corrosion of metal surfaces amongst other problems is one major disaster militating against proper functioning of the oil and gas and other manufacturing industries. To therefore lessen the risk, organic corrosion inhibitors have been applied to lessen the rate of corrosion and its effects. However, materials with optimal properties, better than content that allow corrosion are used for this em...

Journal: :archives of hygiene sciences 0
hajar dazi department of occupational health engineering, school of health, qazvin university of medical sciences, qazvin, iran payam heydari , department of occupational health engineering, faculty of health, qazvin university of medical sciences, qazvin, iran sana shokri , department of occupational health engineering, faculty of health, qazvin university of medical sciences, qazvin, iran sakineh varmazyar department of occupational health engineering, school of health, qazvin university of medical sciences, qazvin, iran ali safari variani , department of occupational health engineering, faculty of health, qazvin university of medical sciences, qazvin, iran

background & aims of the study: petrochemical industry is an important industry in the economic development of the country that causes employees have exposure with several kinds of contamination. the aim of this study was semi-quantitative assessment of the health risk of occupational exposure to chemical materials and investigation of spirometry indices between employees of petrochemical indus...

Journal: :archives of trauma research 0
iraj mohammadfam department of occupational hygiene engineering, school of public health and research center for health sciences, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) ahmad soltanzadeh department of occupational hygiene engineering, school of public health and research center for health sciences, hamadan university of medical sciences, hamadan, ir iran; phd candidate, department of occupational hygiene engineering, school of public health and research center for health sciences, hamadan university of medical sciences, hamadan, ir iran. tel: +98-9120187486سازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) abbas moghimbeigi modeling of non-communicable disease research center, department of biostatistics and epidemiology, school of public health, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences) mehdi akbarzadeh epidemiology and biostatistics department, public health faculty, hamadan university of medical sciences, hamadan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی همدان (hamadan university of medical sciences)

conclusions path analysis of occupational injuries based on the sem reveals that individual and organizational factors and their indicator variables are very influential on the severity of traumatic occupational injuries. so, these should be considered to reduce occupational accidents’ severity in large construction industries. materials and methods the present cross-sectional analytical study ...

2016
T. SADILEK

T. Sadilek, University of Economics, Faculty of International Relations, Prague, Czech Republic The aim of the article is to present the regional distribution of the metallurgical industry in the Czech Republic and to describe the specific factors which determine the localization of the industry in Czech regions. In order to achieve that goal, traditional tools of regional analysis are used, su...

Journal: :journal of crop protection 2013
ensieh keivanloo hussein sadeghi namaghi mohammad hossein haddad khodaparast saeed hatefi

ozone is a powerful oxidant capable of killing insects and microorganisms and has been used in the food processing industry in the gaseous and aqueous states. in a laboratory study, the susceptibility of immature stages of an important stored-product pest, the indian meal moth, plodia interpunctella hubner to ozonated water was investigated. ozone was applied in aqueous form at four concentrati...

پایان نامه :0 1391

employees always concern about losing their job , or in other word , losing their income resources. for this purpose, every government requires strong system for covering these concerns. the unemployment insurance (ui) program’s can be used for achieving this goal. in this thesis, we price ui based on the insurance history of employee and the duration of being unemployed. we use the weibull dis...

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