機器
alloy
billet
bit
building
carbide
cement
center
concept
concrete
construction
deburr
dimple
drill
drilling
end
engineering
equipment
friction
high
hole
industry
lubrication
make
material
measure
mechanic
metal
metalworking
mill
pattern
precision
production
punch
reduces
repairing
sharp
shavings
speed
stainless
steel
structure
swarf
technical
titanium
turnings
wall
work
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