機器
action
automatic
bar
bend
bender
bending
blacksmith
building
construction
detail
engineering
equipment
factory
gloves
hand
hardware
heavy
industrial
industry
iron
job
machinery
man
manufacture
manufacturing
material
mechanical
metal
metallic
objects
occupation
pipe
plant
power
process
processing
production
rebar
rod
safety
steel
structure
technology
thai
tool
tube
work
worker
wrought