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单词 group spring
释义

Definition of group spring in English:

group spring

noun
US Mechanics

  • A spring composed of a group of individual helical springs held together in a metal container, typically used on railway vehicles.

Origin

Late 19th century; earliest use found in Scientific American Supplement.

Definition of group spring in US English:

group spring

noun
US Mechanics

  • A spring composed of a group of individual helical springs held together in a metal container, typically used on railway vehicles.

Origin

Late 19th century; earliest use found in Scientific American Supplement.
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更新时间：2024/10/19 15:41:31