a unit of momentum equal to the momentum of a body of mass 1 pound moving with a velocity of 1 foot per second (approx. 0.138 kgms−1).
| 单词 | θ75919 |
| 释义 | the world > matter > physics > mechanics > dynamics > [noun] > speed or direction as vector quality > unit of momentum (1) pound-velo1887 a unit of momentum equal to the momentum of a body of mass 1 pound moving with a velocity of 1 foot per second (approx. 0.138 kgms−1). |
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