英文關鍵字
accuracy
black
business
button
cable
console
control
conveyor
empty
engine
equipment
factory
heavy
industrial
industry
iron
jaw
keyboard
lathe
lead
line
machine
machinery
manufacture
manufacturing
metal
metalwork
metalworking
modern
monitor
navigation
new
nobody
panel
part
plant
power
production
quality
red
reflection
robot
screen
shop
steel
stop
switch
technology
tool
work