機器
building
business
communication
concept
construction
contracting
contractor
counsel
electrician
electronic
engineer
engineering
engineers
equipment
expert
facility
factory
field
foreman
general
hardhat
helmet
industrial
industry
infrastructure
job
machinery
maintenance
man
management
manager
occupation
oil
people
person
portrait
protection
safety
smile
supervisor
survey
system
technicians
warehouse
woman
worker
workers
working
yellow
定額
Professional asian worker. Engineers are saying explained how to control the staff. The engineering team looks stern about the machine settings in the factory.の素材 [FY310144976838]
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