機器
apparatus
artificial
builder
close
construction
craftsman
efficiency
engineer
equipment
fabricate
factory
gloves
hands
indoors
industry
iron
job
labor
lamp
lighting
maintenance
making
man
manual
manufactory
mechanic
metal
modern
occupation
one
operator
particle
person
power
precision
preparing
processing
production
repair
shaping
skill
steel
supplier
technician
tool
up
view
warehouse
worker