機器
apparatus
board
button
connect
console
control
device
display
distribution
electric
electrical
electrician
electricity
electronic
energy
engineer
engineering
equipment
factory
generation
high
indications
industrial
industry
instrument
line
machinery
manufacturing
many
monitor
network
off
panel
plant
power
production
pump
safety
scale
secret
station
strategic
subject
supply
switch
system
technical
technology
work