[KongchangAI]
Unverified82% confidenceTradeoffTime unknown

热回收效率越高越省空调/暖气电费,全热交换效率≥70%为优秀,但高效率机型体积大、滤网清洗频繁;南方无暖气地区热回收价值低,可选无热回收单向流机型

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82%
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Long-term
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