英文關鍵字
accuracy
alloy
aluminum
automotive
await
camshaft
car
center
circle
cut
cutting
dark
detail
engine
engineering
equipment
further
grooving
hard
head
industrial
industry
lathe
lubrication
machine
machining
manufacture
manufacturing
mechanical
metal
metalwork
metalworking
milling
oil
old
operation
part
parts
plasmacut
precision
process
processing
production
professional
pump
quality
repair
robot
room
rotation
shaft
shop
sparkles
stainless
steel
technology
tool
tooling
tools
tuning
turning
work
worker
workplace
workshop