機器
abrasive
big
blade
blades
builder
building
circular
construction
craft
cutter
danger
detail
device
diamond
dirty
dust
dusty
electric
engineering
equipment
fast
grinder
grinding
hands
hardened
industrial
industry
logistic
machinery
motor
pavement
place
platform
powered
powerful
precise
processing
rotate
round
saw
sawing
sharp
sharply
site
slab
steel
stone
tile
tool