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落体运动
释义
落体运动
Encyclopedia
理学
﹝质点动力学﹞
释
motion of a falling body
落体运动
物体在地球重力和介质(水、空气等)阻力作用下无初速地沿铅垂线降落的运动。
Physics
falling
①下降 ②落下 ③落体运动
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