نتایج جستجو برای: technical and engineering services in zanjan province
تعداد نتایج: 21794029 فیلتر نتایج به سال:
background: social confidence is considered an important element in entrepreneurship. objectives: given the importance of employment and entrepreneurship of veterans, the present research aimed to determine the status of social confidence in veteran entrepreneurs of zanjan province. methods: in this survey. the statistical sample included all veteran entrepreneurs of zanjan province with an ent...
The Efficiency Assessment of Dental Units Using Data Envelopment Analysis Approach: The Case of Iran
BACKGROUND During the last decades, the number of dentistry units increased significantly across the country. The aim of this study was to assess the efficiency of dental units of Iran provinces regarding dental health inputs and outputs using Data Envelopment Analysis approach. METHODS In this applied descriptive-analytical study, the study population included all of Iran 31 provinces. The o...
1Department of Microbiology, Faculty of Medicine, Baqiyatallah University of Medical Sciences, Tehran, IR Iran 2Department of Physical Activity, Faculty of Medicine, Zanjan University of Medical Sciences, Zanjan, IR Iran 3Department of Infectious Diseases, Faculty of Medicine, Zanjan University of Medical Sciences, Zanjan, IR Iran 4Department of Social Medicine, Faculty of Medicine, Zanjan Univ...
any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...
conclusions the potential risk and prevalence of ulmsds among computer users of medical sciences university were less than those of technical-engineering university due to following ergonomic principles. rula found to be a proper method for the assessment of the ergonomic risk factors of the ulmsds in order to prevent such disorders. background along with widespread use of computers, work-relat...
quality function development (qfd) is a planning tools used to fulfill customer expectation and qfd is a systematic process to translating customer requirement (whats) into technical description (hows). qfd aims to maximize customer satisfactions related to enterprise satisfaction. the inherent fuzziness of relationships in qfd modeling justifies the use of fuzzy regression for estimating the r...
ویژگی های زمین شیمیایی، کانی شناسی، و میکرومورفولوژیکی خاک ها و سنگ مادر مربوطه در منطقه بین بخش های جنوبی زاگرس و خلیج فارس تا دریای عمان(استان هرمزگان، ایران) مورد بررسی قرار گرفت. هدف های این مطالعه شناسایی تغییرات در خصوصیات فیزیکی، شیمیایی، و ترکیب کانی شناسی خاک، مطالعه میکرومورفولوژی و تکامل خاک، و بررسی توزیع عنصر خاک بر اساس هوازدگی، پروسه های خاک و زمین شناسی جهت توصیف اثرات مواد مادر...
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Background: The challenges of health systems emphasize the need for more motivated employees to perform better and more effectively. Therefore, pervasive attention to job satisfaction of these employees is a matter of course. Objectives: The present study aimed at investigating factors affecting job satisfaction in emergency medical services (EMS) staff of Zanjan Province, Iran, in 2019. Meth...
Background and Objectives: The level of knowledge and attitude of students has an effective role in improving nutritional status and food security. Therefore, the present study was conducted to determine the knowledge and attitude of engineering and technical sciences students regarding health and safety of food. Materials and Methods: This descriptive study was performed on 100 students o...
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