機器
accuracy
aerospace
alloy
automated
bit
center
chips
cnc
cutter
cutting
detail
engineering
equipment
grease
hard
heavy
industrial
industry
instrument
iron
lathe
liquid
lubricant
lubrication
machinery
machining
manufacture
manufacturing
metal
metalwork
metalworking
milling
pinion
process
processing
production
rod
round
shaft
shaving
spiral
stainless
steel
surface
technology
tool
turning
work
workshop