英文關鍵字
accuracy
bit
blank
close
cooling
craft
diameter
drill
drilling
equipment
grip
hand
hole
holes
home
homecraft
human
increasing
industry
liquid
machinery
machineshop
manufacturing
material
metal
metallic
metalwork
milling
motion
occupation
people
power
process
processing
sharp
shavings
stainless
steel
strength
technology
the
tool
turning
vise
with
work
worker
working
workpiece
workshop