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单词 quadruple expansion
释义

Definition of quadruple expansion in English:

quadruple expansion

noun
  • The use of four stages of expansion in a compound steam engine, the same steam expanding successively in four cylinders; usually attributive.

Origin

Mid 19th century; earliest use found in The North American Review.

Definition of quadruple expansion in US English:

quadruple expansion

noun
  • The use of four stages of expansion in a compound steam engine, the same steam expanding successively in four cylinders; usually attributive.

Origin

Mid 19th century; earliest use found in The North American Review.

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更新时间:2024/12/27 4:06:56