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单词 key bolt
释义

Definition of key bolt in English:

key bolt

noun
Mechanics
  • A bolt which is secured by a key or cotter, rather than by a thread and nut.

Origin

Mid 18th century.

Definition of key bolt in US English:

key bolt

noun
Mechanics
  • A bolt which is secured by a key or cotter, rather than by a thread and nut.

Origin

Mid 18th century.

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更新时间:2024/11/11 7:56:46