Ázsiai karbantartó mérnök a szennyvízkezelő rendszer egy hatalmas gyár, karbantartás ellenőrzése műszaki adatok fűtési rendszer berendezések, Thaiföld emberek - Stock fotó és kép

Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people

Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people

Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people

Asian Maintenance engineer at the waste water management system of a huge factory,maintenance checking technical data of heating system equipment,Thailand people

Asian engineer wearing glasses working in the boiler room,maintenance checking technical data of heating system equipment,Thailand people

Asian engineer wearing glasses working in the boiler room,maintenance checking technical data of heating system equipment,Thailand people

Asian engineer wearing glasses working in the boiler room, maintenance checking technical data of heating system equipment

Young engineer working at large factory,Technician in protective uniform and with hardhat checking temperature in pipes

Environmental engineers work at wastewater treatment plants,Male plumber technician working at water supply

Asian engineer wearing glasses working in the boiler room, maintenance checking technical data of heating system equipment

Environmental engineers work at wastewater treatment plants,Male plumber technician working at water supply

Asian engineer wearing glasses working in the boiler room, maintenance checking technical data of heating system equipment

Asian engineer working at Operating hall,Thailand people wear helmet work,He worked with diligence and patience,she checked the valve regulator at the hydrogen tank.

Young engineer working at large factory,Technician in protective uniform and with hardhat checking temperature in pipes