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单词 plenum ventilation
释义

WordReference Random House Unabridged Dictionary of American English © 2024
plenum ventila′tion, 
  1. Buildinga system of mechanical ventilation in which fresh air is forced into the spaces to be ventilated from a chamber (plenum cham′ber) at a pressure slightly higher than atmospheric pressure, so as to expel foul air.
  • 1835–45

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更新时间:2025/7/23 18:32:10