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单词 field magnet
释义

field magnet

Electricity
noun
A permanent magnet which provides a stationary magnetic field in an electrical apparatus, especially a motor or dynamo.
  • In a dynamo the field magnet provides the magnetic field through which the conductors are moved, so that an electric current is produced in the conductors..

Origin

Late 19th century.

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更新时间:2025/1/11 3:28:16