英文關鍵字
bench
billet
carving
chemistry
clamps
detail
drill
factory
grinding
hands
machine
manufacture
metal
old
paint
parts
peeling
processing
production
rings
sharpening
spinning
turning
twilight
vices
workflow
workplace
英文關鍵字
bench
billet
carving
chemistry
clamps
detail
drill
factory
grinding
hands
machine
manufacture
metal
old
paint
parts
peeling
processing
production
rings
sharpening
spinning
turning
twilight
vices
workflow
workplace