Under tropical conditions, control valves have fully opened, but the room still hotWhat measures can be taken in such a case？

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• It hard for the young people to imagine what severe conditions their parents once lived under.

  <img src='https://img2.soutiyun.com/ask/uploadfile/2595001-2598000/b48114176dd1a21decdf4dbb8f600983.gif' />

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