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Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people
Asian male engineer inspecting pipe fittings and chillers, refrigeration plant refrigeration plant in factory. male mechanic wearing helmet and Reflective Safety Vest uses laptop, tablet, equipment with sets of cooling towers in conditioning systems
Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people
Professional engineer man working checking and maintenance pipeline construction top of the building. Worker in safety uniform using tablet at pipeline construction system
A Engineer man looking inspecting maintenance insulated pipelines valve pump control on the roof at an industrial site, serious stressed face
Asian man worker in protective uniform and with hardhat using tablet for checking temperature in pipes Factory interior
A Engineer man looking inspecting maintenance insulated pipelines valve pump control on the roof at an industrial site, serious stressed face
Asian male engineer inspecting pipe fittings and chillers, refrigeration plant refrigeration plant in factory. male mechanic wearing helmet and Reflective Safety Vest uses laptop, tablet, equipment with sets of cooling towers in conditioning systems
Industrial worker indoors in factory. Young technician with hard hat. Smart factory worker wearing hardhat and working in power plant
Professional engineer man working checking and maintenance pipeline construction top of the building. Worker in safety uniform using tablet at pipeline construction system
Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people
Portrait of professional man engineer working checking work place to keep liquid helium in industry.
Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people
Male operator worker reading blueprint checking drawing plan cooling air piping HVAC system at industrial building. Man engineer working on Heating Ventilation and Air conditioning system.
Engineer male technician worker working service hotel boiler tank hot water supply pipe system. man safety checking maintenance pipeline heating water delivery line at roof top outdoor.
Civil engineer manager checking industry cooling air conditioner water cooling tower air chiller of large industrial building to control air system at construction site
Asian man worker in protective uniform and with hardhat using tablet for checking temperature in pipes Factory interior
Asian man engineer using talkie walkie report working at rooftop building construction. Technician worker working checking hvac of office building. Engineering installing air conditioning system.
Male operator worker reading blueprint checking drawing plan cooling air piping HVAC system at industrial building. Man engineer working on Heating Ventilation and Air conditioning system.
Asian engineer wearing glasses working in the boiler room,maintenance checking technical data of heating system equipment,Thailand people
Asian male engineer inspecting pipe fittings and chillers, refrigeration plant refrigeration plant in factory. male mechanic wearing helmet and Reflective Safety Vest uses laptop, tablet, equipment with sets of cooling towers in conditioning systems
Group of factory workers, managers wearing hard hats, vests and work wear walking down stairs in warehouse, production center. Industry concept
A male industrial worker stands on a grain silo with documents in his hands and makes a visual inspection.
Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people
Male technician programs a robot arm with a digital tablet and assembly robot in a factory. Apprentice engineer programming robots in factory.
Engineer man working with water pipe line in gas oil industry workplace
Two Professional engineer man and women working checking and maintenance pipeline construction top of the building. Worker in safety uniform using tablet at pipeline construction system
Portrait of professional man engineer working checking work place to keep liquid helium in industry.
Technician at construction site of wind turbine checking and maintenance Electricity wind generator.
Asian male engineer inspecting pipe fittings and chillers, refrigeration plant refrigeration plant in factory. male mechanic wearing helmet and Reflective Safety Vest uses laptop, tablet, equipment with sets of cooling towers in conditioning systems
Civil engineer Construction manager and manual worker inspector foreman in safety helmet holding laptop meeting conversation about project work at rooftop of building construction site