Set of professional engineering and construction workers performing tasks.
Schlüsselwörter
engineer,
construction,
men at work,
professional,
blueprint,
tool,
measure,
architect,
industry,
building,
technical,
design,
work,
labor,
planning,
drafting,
maintenance,
repair,
fixing,
project,
vignetting,
manual,
skilled,
technician,
mechanic,
builder,
carpenter,
inspector,
draftsman,
office,
desk,
equipment,
handyman,
service,
development,
infrastructure,
drawing,
structure,
site,
management,
occupation,
expertise,
manufacturing,
precision,
calculation,
activity,
person,
character,
illustration
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