Welder welding steel working in factory, Metal parts welding
Construction workers checking glass windows before siting and installation
boiler heating system inspection
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Technician checking production process industrial workshop with tablet closeup. Professional woman engineer controlling manuractury quality.
Construction workers checking glass windows before siting and installation
Construction site female worker eating a tasty sandwich in working lunch time
A woman works in a factory
Man working with electric tools.
Worker connects part to metal cylinder assembling machine tool in workshop closeup. Employee prepares mechanism to operate at production factory
boiler heating system inspection
boiler heating system inspection
Welder welding steel working in factory, Metal parts welding
Construction afro-american worker take a break eating a sandwich
Construction workers checking glass windows before siting and installation
Close-up of man working and installing equipment.
Taskmaster and constructor discussing standing on roof at satellite dish
Worker in protective pants walks along empty plant workshop closeup. Employee goes to workplace in factory warehouse. Labourer in uniform clothes
Emergency repairman with red smartphone at power station. Power engineering specialist with smartphone at heat station. Worker in yellow hard hat at heat station. Factory worker with red smartphone
Worker in white hard hat with building drawings at project site. Manager of the works at construction site
Workman at heat power plant. Engineering supervision. Service engineer at heat electropower station. Worker in yellow hard hat near heating main pipeline
Maintenance staff with working drawings at nuclear power station. Worker in white helmet with engineering drawing near outdoor switchgear at atomic power station
A laborious worker in a uniform and a protection mask during welding process. Clip. Welder in a workshop of a plant working with metal
Power engineering specialist at heat station. Man writes in a worksheet. Engineering supervision at heat electric power station
Worker in red hard hat at heat electric power station. Engineering supervision. The man writes in a worksheet. Supervisor at heat electric power station
Portrait of young mechanic with medical mask, red t-shirt, cap, standing near small house garage
Handyman deciding between two saws
Welder welding steel working in factory, Metal parts welding