機器
bar
boiler
central
control
electric
energy
engineering
equipment
factory
faucet
heat
heater
heating
horizontal
indicator
indoors
industrial
industry
instrument
interior
manometer
measurement
measuring
modern
pipe
pipeline
pipelines
pipes
plant
power
pressure
production
pump
room
station
supply
system
technology
temperature
thermal
thermo
thermostat
tube
valve
water