نتایج جستجو برای: automobile parts and equipment
تعداد نتایج: 16843094 فیلتر نتایج به سال:
tabriz petrochemical complex is located in northwest of iran and west of tabriz oil refinery and mostly produces raw plastics. in this study the implementation of reduction of hazardous waste contact in this complex with special emphasis on personal protective equipment (ppe) is discussed. accordingly different hazards threatening personnel, indoor and outdoor environment were determined. in or...
Background: Work-related musculoskeletal disorders (WMSDs) may involve all parts of the body, and have been a worldwide problem. Employed women are two to five times more likely to report such problems, and assembly lines suspected to induce more WMSDs because of high rate of repetitive motions. Methods: The aim of this study to determine the prevalence of WMSDs in women workers of an automobi...
the current study examined iranian undergraduate efl students’ willingness to communicate with regard to their vocabulary knowledge. in general, participants were somewhat willing to communicate in english. the total mean score of 730 university students’ perception of willing to communicate was 83.53 out of 135. results, regarding four parts of willingness to communicate, revealed that part...
The deterioration of the plunger working surfaces and sleeve worsens economic environmental performance diesel engine. Therefore, restoring worn pairs with an increase in their wear resistance is economically feasible. problem proposed to be solved by method diffusion metallization obtain hardening coatings based on iron carbides, nitrides borides alloying elements. ( Research purpose) To evalua...
Occupational exposure to lead is common among automobile technicians and constitutes 0.9% of total global health burden with a majority of cases in developing countries. The aim of this study was to determine and compare the blood lead levels of automobile technicians in roadside and organised garages in Lagos State, Nigeria. This was a comparative cross-sectional study. Data were collected usi...
A proportionate mortality ratio (PMR) study was conducted using data on workers from three local unions representing an integrated automobile factory composed of forge, foundry, and engine (machine and assembly) plants. Ninety four percent of the death certificates were obtained for all active and non-active workers who died during the period 1 January 1970 to 31 December 1979 and were vested i...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید