نتایج جستجو برای: noise and particulate matter were identified

تعداد نتایج: 16916755  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1391

with the introduction of communicative language teaching, a large number of studies have concerned with students’ oral participation in language classrooms. although the importance of classroom participation is evident, some language learners are unwilling to engage in oral activities. this passivity and unwillingness to participate in language classroom discussions is known as “reticence”. rev...

Journal: :international journal of environmental research 2015
m. piccinini a. sanchez caro m. l. gultemiriam a. giorgi

a 3-km reach of the luján river was studied by establishing 6 sampling stations, which were from 300 to 500 m apart. the first station was the control reading for river nutrients and particulate material. the second station measured the continuous effluent from a wastewater treatment plant flow of the city of luján and was, therefore, considered a continuous addition point of nutrients. the oth...

Journal: :health scope 0
heshmatollah nourmoradi department of environmental health engineering, school of health, ilam university of medical sciences, ilam, ir iran yusef omidi khaniabadi department of environmental health engineering, school of health, lorestan university of medical sciences, khorramabad, ir iran; department of environmental health engineering, school of health, lorestan university of medical sciences, khorramabad, ir iran. tel: +98-9353539648, fax: +98-6633412309 gholamreza goudarzi environmental technologies research center (etrc), jundishapur university of medical sciences, ahvaz, ir iran seyed mohammad daryanoosh department of environmental health engineering, school of health, lorestan university of medical sciences, khorramabad, ir iran mohammad khoshgoftar vice-chancellery of health, shahroud university of medical sciences, shahroud, ir iran fatemeh omidi department of nursing, imam ali hospital of andimeshk, andimeshk, ir iran

conclusions in order to diminish the health impacts of particulate matter in khorramabad, health training for the public, especially for persons with chronic lung and heart diseases, the elderly, and children, should be conducted by health systems to encourage them to reduce their activities during dusty days. materials and methods the pm10 sampling was carried out with a high-volume sampler at...

Journal: :تحقیقات نظام سلامت 0
مجید کرمانی دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی ایران، تهران، ایران میترا غلامی استاد، مرکز تحقیقات تکنولوژی بهداشت محیط، دانشگاه علوم پزشکی ایران، تهران، ایران مینا آقائی کارشناس ارشد، مرکز تحقیقات آلودگی هوا، پژوهشکده محیط زیست و گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران ایران فرشاد بهرامی اصل دانشجوی دکتری، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی همدان، همدان، ایران عباس شاهسونی استادیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی شهید بهشتی، تهران، ایران سیما کریم زاده کارشناس ارشد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی ارومیه، ارومیه، ایران حسین ارفعی نیا

background: considering health and public health risks, particulate matters are the main pollutants of air and are associated with high rates of mortality and morbidity in long and short term exposures. hence, the present study was performed with the aim of estimating the health impacts attributable to pm10 in the 7 cities of mashhad, tabriz, isfahan, shiraz, arak, ahwaz, and urmia (iran) durin...

Journal: Pollution 2016

We investigated the issue of noise pollution in the Bidboland gas refineryby noise measurement and surveys. The Bidboland gas refinery has several process units.The sound pressure levels were measured at several places, such as units of 200, 300,400, 500, boiler, powerhouse area, cooling towers pumps, and maintenance area, and thecorresponding noise maps were produced by using sound plan softwa...

Journal: :health scope 0
mohammad malakootian environmental health engineering research center, kerman university of medical sciences, post code: 7616913555, ir iran +98-3413205074, [email protected]; environmental health engineering research center, kerman university of medical sciences, post code: 7616913555, ir iran +98-3413205074, [email protected] mansour ghiasseddin mat company, ir iran hamideh akbari health promotion research center, zahedan university of medical sciences (zums), zahedan, ir iran nemaat allah jaafarzadeh-haghighi fard ahvaz jondishapour university of medical sciences , school of public health, department of environmental health engineering, ahvaz, ir iran

background dust events are common air pollution events in parts of the world in arid, semiarid, or desert areas. during the last years, air quality of kerman city has been deteriorated due to urban and industrial development as well as population growth. objective the aim of this study was to evaluate the dust fall events in kerman city. material and methods the british jar test assembly method...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده پزشکی 1390

nitric oxide (no) is a small molecule synthesized by most of mammalian cells with diverse biological activities including vasodilatation, host defense and wound healing. impaired wound healing is a common occurrence among diabetics and patients receiving glucocorticoid therapy. on the other hand the application of laser in biomedical area have been increased. thus, the current studies were desi...

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

abstract in written mode of language, metadiscourse markers are used commonly to help writers in general and academic writers in particular to produce coherent and professional texts. the purpose of the present study was to compare introduction sections of applied linguistics and physics articles regarding their use of interactive and interactional metadiscourse markers based on the model pro...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی 1391

in this study, the effects of oleothermal modification on physical and mechanical peroperties of fir wood (abeis sp.) blocks were examined. at first, some blocks of fir wood with 5 × 20 × 120 cm dimensions were prepared. the blocks were treated in soybean oil. the effects of 3 factors such as treatments temperature (180and 200 °c), holding time (12 and 15 h) and initial moisture content of wood...

ژورنال: پژوهش در پزشکی 2019

Abstract Background: Urban air pollution represents a challenge in Tehran. Health care organs and physicians pay much attention because of health effect on mankind. Nowadays, a majority of air pollution related articles focus on particulate matter adverse effects on human health. Epidemiologic studies show the direct correlation between ambient particulate matter and risk of respiratory sys...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید