نتایج جستجو برای: metallurgical industries
تعداد نتایج: 49995 فیلتر نتایج به سال:
Geopolitical conditions continue to exert a significant influence on the state and development of Russian economy, along with macro microeconomic factors. In this regard, protracted crisis period makes companies certain industries regions more dependent external internal conditions. The article discusses theoretical practical aspects formation structure monetary capital in metallurgical industr...
The paper considers the role and tasks of transport industry in economic complex Russia sanctions imposed. analysis predicted changes international logistics allowed staging recommendations for amendments to basic policy documents growth. Also, substantiates need adjust certain points development projects within Eurasian Economic Union (EEU). authors analyzed meaning railway transport, which is...
environmental pollution with heavy metals is a global struggle. phytoremediation is an effectiveand low-cost technology for refinement of polluted soils. this research was conducted in zanjan province(located in north west iran) where metallurgical industries are developed quickly. in this study, based on theheavy metals contamination of soil in the studied area six sampling sites were selected...
This review details the known health effects of arsine as well as the existing theories on the mechanism by which arsine exerts its toxic effect and conditions of occupational exposure to this gas. Exposure to arsine in occupational settings occurs mostly in the chemical and metallurgical industries when nascent hydrogen reacts with metallic arsenic or arsenic compounds. The available data indi...
INTRODUCTION Noise is one of the harmful agents to health that is present in the various branches of economic activity. Hearing loss and tinnitus are among the most frequently reported complaints by workers exposed to occupational noise. OBJECTIVE To analyze the hearing and tinnitus in normal-hearing workers exposed to occupational noise. METHODS This is a cross-sectional analytical trial i...
The paper presents the model of operator’s specialist traveling crane for qualitative needs of studies on human work place. The crane accepted for analysis supports the metallurgical process of rolling sheets.
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