نتایج جستجو برای: number of occupants

تعداد نتایج: 21178023  

Journal: :Injury prevention : journal of the International Society for Child and Adolescent Injury Prevention 2004
B E Ebel C Mack P Diehr F P Rivara

BACKGROUND In 2001, 6.3 million passengers were involved in motor vehicle crashes. This study aimed to determine the number of work days lost as a result of motor vehicle crashes and factors that influenced people's return to work. METHODS This was a retrospective, population based cohort study of occupants in motor vehicles involved in crashes from the 1993-2001 Crashworthiness Data System p...

Balaei Sahzabi, A., Esfahanian, M.,

This article investigates the effects of using a thin-walled structure in the chassis front rails in the automotive industry. In frontal accidents, the front rails of the vehicle chassis, increases vehicle crash-worthiness and occupants’ safety by plastic deformation, energy absorption, increasing the crash duration and reducing the load and injuries to the occupants. The objective is to ...

2007
Gerardo Olivares Vikas Yadav

Mass transportation systems and specifically bus systems are a key element of the national transportation network. Buses are one of the safest forms of transportation. Nonetheless, bus crashes resulting in occupant injuries and fatalities do occur. Therefore, crashworthiness research is a continuing effort. Using funding from the Federal Transit Administration, NIAR at Wichita State University ...

2002
Rory A. Austin Barbara M. Faigin

The 2000 United States Census counted 35 million residents aged 65 years old or older. Projections indicate that this number will increase to 63 million by 2025. This increase is important for those concerned about vehicle safety because older drivers and passengers are vulnerable road users. Much of the previous research concentrates on the role of the aging process on crash involvement among ...

2017
Joel Stitzel Ashley Weaver Jennifer Talton Ryan Barnard Samantha Schoell R. Shayn Martin J. Wayne Meredith

The objective of the study was to perform a benefits analysis of an injury-based advanced automatic crash notification (AACN) algorithm to estimate the reduction in undertriage (UT) and overtriage (OT) rates if the algorithm was implemented nationwide. In addition, the study sought to estimate the savings in societal costs using the Harm metric score. Benefits of an existing AACN algorithm were...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده تولیدات گیاهی و دامی 1391

میزان نشو و نما و قدرت باروری شبپره ی مدیترانه ای آرد 2) جوانه ی ) ،(fb) ( رژیم غذ ایی تهیه شده از ( 1) آرد گندم + سبوس گندم ( 75 درصد و 25 درصد 3) جوانه ی گندم + ) ،(myg) ( گندم + مخمر نان + گلیسرول به نسبت ( 10 به 1 به 2 وزن به وزن 4) سبوس گندم + مخمر نان + گلی سرول ( 20 به 1 به 2 ) ،(my) ( مخمر نان ( 10 به 1 وزن به وزن و ( 5) سبوس گندم + مخمر نان + گلیسرول + آب ( 100 به 5 به 10 به 5 وزن ...

Journal: :archives of trauma research 0
mahdi mohammadzadeh trauma research center, kashan university of medical sciences, kashan, ir iran; trauma research center, kashan university of medical sciences, kashan, ir iran. tel: +98-9132632168سازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) mohammad paravar trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) azadeh sadat mirzadeh trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) javad mohammadzadeh trauma research center, kashan university of medical sciences, kashan, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کاشان (kashan university of medical sciences) soroush mahdian dentistry school, arak university of medical sciences, arak, ir iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی اراک (arak university of medical sciences)

conclusions during car crashes, especially car rollover, unbelted occupants are more likely to sustain multiple severe injuries and death. law enforcement of the seat belt usage for all occupants (front and rear seat) is obligatory to reduce severe injuries sustained as a result of car accidents, especially in vehicles with low safety. results a total of 560 patients used seat belts (68.1%). th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم پایه 1393

یک k رنگ آمیزی گراف g را رنگ آمیزی پویا می نامند, اگر در همسایه های هر رأس آن با حداقل درجه دو, حداقل 2 رنگ متفاوت ظاهر شوند. کوچکترین عدد صحیح k را به طوری کهg دارای یک k-رنگ آمیزی پویا باشد, عدد رنگی پویای g می نامند. در این پایان نامه به بررسی مفهوم رنگ آمیزی پویا, عدد رنگی پویای برخی گراف های خاص و کران بالای عدد رنگی پویا که در مقاله lai, h. j.,b. montgomery, h. poon, (2003), upper bounds ...

Collins Ogbonna Nwabuko, Martin Nnoli, Nwidu Lucky Lebgbosi, ‎ Innocent Ijezie Chukwuonye,

Background: This toxicological investigation involves a report on the death of four ‎occupants of a sport utility vehicle on one of the major busy Federal roads of Nigeria ‎where they were held for up to three hours in a traffic jam while the car was steaming.‎ Methods: Autopsy was executed using the standard procedure and toxicological ‎analysis was done using simple spectrophotometric method...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده علوم انسانی 1390

the main purpose of this study was to investigate any relationship between high school efl teachers metaphorical understandings of their role in class and their self-efficacy beliefs. teachers metaphors were elicited through two different prompts: one picturing what they believed a language teacher should be like in class, and the other demonstrating what they are actually like in class; such...

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