磅力

磅力（pound-force）是力的英制单位，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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