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单词 sound pressure
释义

WordReference Random House Unabridged Dictionary of American English © 2024
sound pres′sure, [Physics.]
  1. PhysicsAlso called excess sound pressure, instantaneous sound pressure. the difference between the pressure at a point in a medium through which a sound wave is passing and the static pressure of the medium at that point.
  2. PhysicsSee effective sound pressure. 
  • 1890–95

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