機器
aluminum
アルミニウム
abstract
air
background
close
coil
cold
compressor
condenser
condensing
condition
conditioner
cool
cooling
design
dirty
electric
energy
equipment
evaporator
exchange
fan
fin
fins
grid
heat
heater
hot
industrial
industry
lines
metal
pattern
power
radiator
repair
season
silver
system
technology
temperature
texture
unit
up