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单词 θ75715
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the world > matter > physics > mechanics > fluid mechanics > [noun] > suction > specific vacuum pumps (1)
Töpler (or Töpler's) pump1883

Töpler (or †Töpler's) pump: a pump in which the reservoir to be evacuated is connected by a glass tube containing a valve to a second reservoir…

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更新时间:2024/11/11 0:23:44