機器
agribusiness
agricultural machinery
agriculture
assembling
assembly
assembly line
components
construction
conveyer
factory
factory worker
hand working
hands
heavy
indoors
industrial
industry
job
line
man
manufacturing
mechanic
mechanism
men
men at work
metal
metal construction
metal worker
metalwork
modern
part
plant
production
professional
professional occupation
red
repairman
screwdriver
skd
strikebreaker
technology
trade union
work
worker
workplace
workshop
wrench