نتایج جستجو برای: welder
تعداد نتایج: 230 فیلتر نتایج به سال:
The 9 GeV High Energy Ring (HER) of the PEP-II B Factory is an electron storage ring under construction at SLAC. Significant progress has been made in the last year on all systems. As of mid 1996, all 192 dipoles have been installed, with installation of the quadrupoles underway. The vacuum system, for design currents up to 3 A average, is in production using a recently commissioned e-beam weld...
Introduction: Welding accidents commonly present as burns, electrocution, skin injuries and penetrating foreign body in the eyes, face neck. Ears are usually uninvolved, but possibility of bodies external ear canal or even middle should always be considered non-resolving infections welders.
 Case Presentation: A thirty-year old welder presented with discomfort swollen initially diagnosed m...
Abstract: The construction company located in Malang Regency has five specifications, namely the concrete manufacture section, laboratory, furniture, frame welding field, there is a work accident history. This probably due to fatigue non-ergonomic positions. results of kilograms frames produced by PT. X representation level labor productivity. In section frame, workers perform repetitive activi...
The linear customer loads are now being dominated by sensitive and sophisticated non-linear customer loads with the growth in the power electronics and control system industries. This have a catastrophic impact on a power system and equipment: increasing harmonics “pollution”. In this paper the modelling of power electronics loads used in domestic and small scale industrial distribution systems...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید