英文關鍵字
assemblage
assemble
assembler
assembling
assembly
component
conveyor
equipment
factory
fastening
fixing
hammer
hammering
hand
heavy
human
industrial
instrument
junction
man
manual
manually
manufacture
manufacturing
master
mechanic
mechanical
mechanician
metal
metallic
metalwork
part
plant
sleeve
tool
unit
using
work
worker
working
workman
workshop