機器
box
cabinet
centrifugal
construction
control
distribution
electric
electrical
electricity
engine
engineering
equipment
icon
illustration
industrial
industry
infrastructure
irrigation
isolated
machinery
motor
panel
pipe
pipeline
piping
plumbing
power
pressure
pump
sewage
sewer
sign
station
steel
submerged
submersible
supply
switch
symbol
system
tap
technology
treatment
tube
wall
water
white