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单词 pound-force
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pound-force  (poundfôrs, -fōrs),USA pronunciation n. [Physics.]
  1. Physicsa foot-pound-second unit of force, equal to the force that produces an acceleration equal to the acceleration of gravity when acting on a mass of one pound. Abbr.: lbf
  • 1895–1900

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