機器
architect
architecture
audit
auditor
business
businessman
check
checklist
clipboard
construction
control
engineer
engineer engineering
engineering
factory
factory manager
foreman
hard hat
hardhat
helmet
industrial
industry
inspection system
inspector
job
labor
male
man
manager
occupation
operator
people
person
professional
project
report
safety
safety manager
security man
site
take note
technology
work
worker
write
yellow hard hat
yellow helmet