英文關鍵字
accessories
closeup
console
cutter
cutting
details
dimensions
drilling
engineer
engineering
equipment
factory
fuzzy
grinding
hardware
industrial
industry
lathe
lathing
machine
maintenance
manufacture
manufacturing
materials
measuring
mechanic
mechanical
metal
metalwork
metalworking
milling
modern
operation
operator
plant
precision
processing
production
professional
propulsion
rotation
steel
strength
technical
technology
temperature
tools
torque
turning
work
worker
workshop