英文關鍵字
automatic
closeup
construction
cracked
cutter
dark
drill
driller
drilling
engineering
equipment
factory
hand
handle
holding
industrial
industry
instrument
machine
machinery
machining
macro
male
masterfully
mechanical
metal
metallic
metalwork
new
process
processing
red
screw
screwing
small
stainless
steel
strain
surface
tool
turning
view
work
worker
workshop