• 1. replacement air: 补充的空气
• 2. Replacement air volume: 置换风量
• 3. Replacement of air: 空气置换

更多释义

• 1.The job can either be to set up a replacement air system - for instance because of a command in connection with exhaust of noxious fumes - or to ensure a minimum temperature in the room.
  这项工作一般就是建造一个空气转换系统---比如把一个处理机与毒气排放柜相连接，或者想办法保持室内一个最低的温度。
  dict.yoduao.com
• 2.Boeing will deliver the replacement wing sets to Hill Air Force Base, Utah, in four parts: three wing sections and an installation kit.
  波音将把置换机翼部件交付到犹他州希尔空军基地，部件分为四部分：三个机翼剖面和一个装置零配件。
  dict.yoduao.com
• 3.Another even higher profile project that the Air Force is working on is the long running and problem plagued replacement for the aerial tankers in use.
  空军另外一个高调的工作计划是——更换现役的长时飞行、毛病不断的空中加油机。
  dict.yoduao.com

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