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重力位能
释义
重力位能
zhòng lì wèi néng
物体在高处受地心引力的作用，而具有的能，称为「重力位能」。其值为物体质量乘以重力加速度，再乘以距基准点的垂直高度，以ｕ＝ｍｇｈ表示。其单位为焦耳。
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更新时间：2025/4/6 2:01:43