機器
analog
automated
buttons
closeup
console
control
desk
device
dispatcher
distribution
engineer
equipment
factory
finger
hand
industrial
industry
instrument
laboratory
male
man
manual
manufacturing
men at work
off
operator
panel
person
plant
plug
power
pressing
production
push
pushing
start
stop
supervision
supply
switch
switchboard
system
technical
technology
tool
touch
turn
work
workshop