نتایج جستجو برای: مدل های safety first

تعداد نتایج: 2181604  

Introduction: In recent years, the rapid growth of nanotechnology has posed challenges related to health and safety of nanomaterials. Standardization is one of the first steps in assessing and controlling the risks posed by nanotechnology. Therefore, this study was conducted to review the national standards of Iran regarding the safety, health and environmental aspects of nanotechnology. Metho...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده حسابداری و مدیریت 1393

چکیده : . یکی از بهترین و بزرگترین سیستمهایی که در دنیا به منظور افزایش ایمنی و کاهش حوادث تحت عنوان استاندارد شناخته شده است سیستم مدیریت ایمنی و بهداشت شغلی ( ohsas ) میباشد . این سیستم به مدت 7 سال است که در ایران جا افتاده و در صنایع جاری است . وزارت صنایع از سال 1388 کلیه صنایع را ملزم به گرفتن این استاندارد نموده و این صنایع نیز از سال 1390 مقدمات استقرار این سیستم را شروع کرده و در نها...

Journal: :journal of seismology and earthquake engineering 0
ali saadaie jahromi university of zanjan, zanjan kiarash nasserasadi university of zanjan, zanjan

buildings with high degree of importance such as hospitals, police stations, fire stations and other vital facilities play a crucial role in crisis and risk management of cities. therefore, special attention should be paid to design and construction of these buildings in order to maintain their performance during and after the earthquake. important buildings in iran is designed according to the...

Journal: :بهداشت و توسعه 0
علی خالویی محسن مهدی پور رابری نوذر نخعی

background: to increase safety of patients and staffs in hospitals, safety standards and regulations must be considered. this study was conducted to evaluate safety conditions in hospitals affiliated to kerman university of medical sciences.   methods: this cross-sectional descriptive study was conducted in various wards and units of four hospitals affiliated to kerman university of medical sci...

Journal: :iranian journal of child neurology 0
razieh fallah pediatric neurologist, assistant professor, department of pediatrics, shahid sadoughi university of medical sciences, yazd, iran fahimah salor pediatrician shahram jalili pediatric resident, department of pediatrics, shahid sadoughi university of medical sciences, yazd, iran

objective infantile spasms (is) is one of the catastrophic epileptic syndromes of infancy.the purpose of this study was to evaluate clinical efficacy and safety oftopiramate (tpm) as the first -line drug in the treatment of infantile spasms. materials and methods in a quasi- experimental study, efficacy and safety of tpm in rteatment of fortychildren with is who were referred to pediatric neuro...

Journal: :journal of occupational health and epidemiology 0
sa afroghi r mirzaei m nasrabadi

background: one of the necessities of industrial societies is the application of developed measures/strategies for the prevention of occupational incidents in industrial companies. the present study was conducted with the aim of determining the role of the safety management system on safety culture of an oil and gas exploration and production company. materials and methods: this study was condu...

Introduction: Electrocutions have a low frequency and severe consequences. The purpose of this study was to analyze the parameters related to electrical accidents, and evaluation of electrical safety performance of small-scale industries. Method: This study was conducted in 2019 on 232 small-scale industries. Electrical accidents over a 7-year period were studied. The tools used included elect...

Journal: : 2022

موضوع مقاله حاضر تاثیر حافظ بر فدریکو گارسیا لورکا یکی از بزرگترین شعرای اسپانیایی است. این پژوهش ابتدا در گذر مختصری معرفی دو شاعر خواننده را با چارچوب فکری و سبک ادبی آشنا می‌سازد چگونگی آشنایی او طریق ترجمه‌هایی که دیوان اسپانیا انجام شده، نشان می ‌دهد. بخش دیگری برای اثبات تاثیرحافظ گفته هایی خود دوستان نزدیک نقل قول می‌شوند؛ آخر تطبیق نمونه‌هایی اشعار میزان مورد ارزیابی قرار می‌گیرد. پذیری...

Journal: :journal of structural engineering and geo-techniques 2011
kiarash nasserasadi

in this paper, efforts are made to compare the safety of steel moment resistant frames designed according to different editions of the iranian code of practice for seismic resistant design of buildings. also, failure risk of a low and medium height frame which designed for high and low seismicity regions according to three editions of the code are evaluated. first, the testing cases were design...

Journal: :iranian journal of medical sciences 0
h. rezvan iranian blood transfusion, organisation: research & fractionation center j. ahmadi iranian blood transfusion, organisation: research & fractionation center v. mirbod iranian blood transfusion, organisation: research & fractionation center

background: plasmapheresis is a well-recognised method for harvestingplasma.  it was introduced in the 1950s and is currently employed worldwide.  this method has been in use in iran since 1979.   objective: to evaluate the efficacy of donor safety program used at the iranian blood transfusion organization.   methods: a comparison is made of the protein concentrations between the first-time and...

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