磅力(pound-force)是英制单位,符号为lbf、lbf。一磅力为质量为一磅的物体在地球表面上所受的重力

定义

1 lbf  ≡ 0.45359237 kg × 9.80665 m/s2
= 4.4482216152605 N(精确值)

另见

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