一个世纪前，亨利·卡文迪什注意到当空气中的氧气和氮气被除去，还有其他剩余气体存在，但人们还没有认识到它们的重要性。
A century earlier, Henry Cavendish had noted the existence of a residual gas when oxygen and nitrogen are removed from air, but its importance had not been realized.
通过抽真空排出容器的剩余气体。
To remove the residual gas in a container by pulling a vacuum on it.
本文介绍了手术室麻醉剩余气体真空排出系统的构成及装置的具体设计。
This paper introduces the design and the structure of a vacuum exhauster to exhaust the remaining anaesthetic gas in operating room.
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