機器
appliance
autonomous
barometer
blue
boiler
boiler room
camera
central
circuit
climate
compressor
control
cooling
degree
detail
efficiency
energy
engineering
equipment
gauge
heating
heating system
hydraulics
indicator
industrial
maintenance
manometer
manufacture
measure
modern
pipe
plumbing
power
precision
pressure
pump
red
sensor
service
steel
system
technology
test
thermostat
valve
valves
warm
water
water circulation