Jätevedenpuhdistamolla työskentelevä ympäristöinsinööri, veden kierrätyslaitos uudelleenkäyttöä varten - Kuvapankin valokuva ja kuva

Engineers work place to keep liquid helium,preventive maintenance schedule checking,Thailand people

Engineers work place to keep liquid helium,preventive maintenance schedule checking,Thailand people

Engineers work place to keep liquid helium,preventive maintenance schedule checking,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

Environmental engineers work at wastewater treatment plants,Water supply engineering working at Water recycling plant for reuse,Check the amount of chlorine in the water to be within the criteria.

Electrical engineer man checking voltage at the Power Distribution Cabinet in the control room

Engineers work place to keep liquid helium,preventive maintenance schedule checking,Thailand people

Maintenance technician at a heating plant,Petrochemical workers supervise the operation of gas and oil pipelines in the factory,Engineers put hearing protector At room with many pipes

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.

Electrical engineer man checking voltage at the Power Distribution Cabinet in the control room

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

Electrical engineer man checking voltage at the Power Distribution Cabinet in the control room,preventive maintenance Yearly,Thailand Electrician working at company

Engineer work place to keep liquid helium, preventive maintenance schedule checking

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