機器
control
cropped
design
diagnostics
engineer
engineering
equipment
factory
garage
gear
hand
indoors
industrial
industry
job
lathe
machinery
maintenance
man
measure
mechanic
mechanical
metal
metallic
metalwork
one person
partial
people
process
production
repair
repairman
scale
screw
service
set
size
spare
station
steel
technical
technician
technology
toolbox
tools
work
worker
workshop