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单词 rest energy
释义

WordReference Random House Unabridged Dictionary of American English © 2024
rest en′ergy, [Physics.]
  1. Physicsthe energy equivalent to the mass of a particle at rest in an inertial frame of reference, equal to the rest mass times the square of the speed of light.
  • 1935–40

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更新时间:2025/2/23 6:27:39