機器
20 25
anti noise
assembly
buttons
carpenter
carpentry
caucasian
complex
computer
construction
control
conveyor
cutting
device
display
earmuff
engine
equipment
factory
gloves
goggles
headphones
industrial
industry
laborer
labour
line
machinery
man
manual
manufacture
monitor
occupation
operator
process
professional
profile
protection
screen
standing
steel
technical
technology
touch
touch screen
work
worker
workshop
young