英文關鍵字
accuracy
auger
automated
automatic
boring
cnc
coring
cut
cutter
detail
drill
drilling
edge
engineering
equipment
factory
head
hole
industrial
industry
inner
machine
machining
manufacture
manufacturing
metal
metalwork
milling
ncc
old
perforate
process
production
reaming
rive
riving
rod
rotate
scoop
shaft
shaving
steel
thread
tool
tooling
turning
work
workshop