英文關鍵字
accuracy
action
auger
bit
borer
closeup
construction
detail
drill
equipment
factory
fix
hole
indoors
industrial
industry
iron
lathe
machine
macro
manufacture
manufacturing
mechanical
metal
modern
movement
multifunctionality
multitasking
nobody
object
plants
process
production
rotation
spin
steel
technology
tool
turning
work
worker
workshop