機器
angle
auto
automobile
blade
car
circle
circular
construction
craftsman
cut
cutter
disc
disk
electric
engineering
equipment
factory
fix
fixing
flash
grind
grinder
hand
industrial
industry
iron
job
light
maintenance
man
manual
manufacture
manufacturing
mechanical
metal
people
preparation
professional
renovation
repair
rotate
round
safety
spark
sparkles
spin
tool
work
workshop