通过煮沸，蒸发掉一些液体，使混合液浓缩。
节流机构使制冷从高温高压液体进入蒸发器。
Throttle body made from high temperature and high pressure liquid into the evaporator of refrigeration.
此时经氟利昂加热器的加热，使该部分液体再次蒸发成气体，然后再进入室内换热器的后半部分。
At this point, as freon heater heating, so that the partial liquid again evaporated into gas, then re-entering the latter part of the interior heat exchanger.
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