機器
20s
aided
asian
computer
computeraided
control
control panel
data
development
device
electronic
engineer
engineering
equipment
ethnicity
factory
helmet
help
industrial
industry
instruments
interior
lathe
machinery
male
man
mechanical
monitor
notebook
occupation
partnership
people
planning
production
safety
talk
teamwork
technician
technology
using
work
work wear
worker
workman
young adult