Gas pumping station, gas industry and gas transport system. Oil gas workers. Petroleum pipeline engineers.
Palabras clave
pipeline,
pipe,
industry,
oil,
gas,
engineering,
men at work,
industrial,
technology,
maintenance,
repair,
valva,
drain,
flat,
design,
construction,
pipe,
plumbing,
water,
system,
background,
sewerage,
fuel,
gasoline,
pump,
factory,
business,
service,
people,
engineer,
professional,
connector,
connection,
isolated,
illustration,
pipeline,
vector
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