機器
architect
building
civil
construction
contractor
control
development
engineer
engineering
factory
filter
foreman
hardhat
heavy
helmet
industrial
industry
inspection
inspector
labor
large
machinery
maintenance
man
manager
manufacturing
occupation
operator
person
pipe
plumber
plumbing
pointing
production
quality
repair
safety
site
sludge
structure
system
tablet
tank
team
teamwork
technical
water
work
worker
定額
Back View of project leader holds a tablet and discusses product details with the chief engineer as they walk inspect the water supply process for an industrial plant.の素材 [FY310202278284]
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