Sketch of a piping design
Palabras clave
vignetting,
pipe,
engineer,
cad,
design,
industry,
men at work,
gas,
abstract,
insulation,
plant,
pipeline,
production,
barrel,
factory,
machine,
background,
business,
technology,
illustration,
line,
black,
energy,
metal,
signs,
concrete,
engineering,
steel,
manufacturing,
fuel,
stainless,
equipment,
valva,
industrial,
power,
pump,
designer,
pressure,
workshop,
piping,
tube,
estate,
heavy
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