機器
boss
business
caucasian
computer
constructor
control
controller
conversation
direction
engineer
factory
foreman
handcrafter
handyman
industrial
industry
instructions
job
labor
man
management
manager
manufacturing
mechanic
meeting
metal
occupation
operator
plan
plant
positive
production
profession
professional
protective
steel
stockroom
team
teamwork
technician
technology
tool
work
workbench
worker
workman
workplace
workshop