変電所の労働者は、技術プロセスを管理するための電気キャビネットを開きます。変質物の送達 - ストックフォト＆画像

Engineer of substation starts technological process. Management technological equipment, set parameters

Operator of substation controls parameters electrical equipment. Checking technological process.

Maintenance boiler. Technician engineer adjusts plumbing systems. Industrial work.

HVAC maintenance engineer checking technical data of heating system equipment in a boiler room

Engineer working inside oil and gas refinery. Worker services maintenance oil compressor pump

Mechanical worker adjusting pressure manometers on industrial equipment. Technician works on boiler.

Technician worker on oil and gas refinery. Engineer on industrial plant with pipelines, equipments and compressors

Technician on power industrial plant. Engineer operate valve for industrial oil pump system at station in factory. Worker on job

Technician engineer opens gate valve of pipeline on oil refinery. Worker adjusting heating systems. Maintenance services works on factory

Technician checking gauge of pressure on oil tanks. Worker on plant.

Technician employee opens gate valve on industrial pipeline. Services works on gas and oil station. Maintenance pumps and boiler on gas factory

Mechanical engineer services industrial oil equipment on gas refinery

Mechanical inspector turning gate valve on oil and gas factory. Refinery operator open oil pipeline

Worker opens valve on pipeline at industrial plant. Gas and oil equipment. Service of thermal pump stations