underground corridor with drainage system and metal pipelines for transporting water
Palabras clave
underground,
water,
transportation,
construction,
pipe,
metal,
steel,
tube,
pipeline,
industrial,
industry,
technology,
system,
gas,
line,
equipment,
city,
street,
oil,
sewer,
background,
building,
car,
business,
piping,
pipe,
plumbing,
sewage,
large,
drainage,
repair,
urban,
pollution,
flow,
factory,
energy,
cement,
substitution,
circle,
section,
work,
nature,
utility,
round,
road,
raw,
outside,
sky,
long