如图所示,A、B两物体叠放在粗糙的水平地面上,处于水平位置的轻弹簧一端固定于墙壁,另一端与A物体相连,弹簧处于自然状态.现有一水平推力F作用于物体B上,使B缓缓地向墙壁移动,当移动到某
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![如图所示,A、B两物体叠放在粗糙的水平地面上,处于水平位置的轻弹簧一端固定于墙壁,另一端与A物体相连,弹簧处于自然状态.现有一水平推力F作用于物体B上,使B缓缓地向墙壁移动,当移动到某](/uploads/image/z/2208634-34-4.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2CA%E3%80%81B%E4%B8%A4%E7%89%A9%E4%BD%93%E5%8F%A0%E6%94%BE%E5%9C%A8%E7%B2%97%E7%B3%99%E7%9A%84%E6%B0%B4%E5%B9%B3%E5%9C%B0%E9%9D%A2%E4%B8%8A%2C%E5%A4%84%E4%BA%8E%E6%B0%B4%E5%B9%B3%E4%BD%8D%E7%BD%AE%E7%9A%84%E8%BD%BB%E5%BC%B9%E7%B0%A7%E4%B8%80%E7%AB%AF%E5%9B%BA%E5%AE%9A%E4%BA%8E%E5%A2%99%E5%A3%81%2C%E5%8F%A6%E4%B8%80%E7%AB%AF%E4%B8%8EA%E7%89%A9%E4%BD%93%E7%9B%B8%E8%BF%9E%2C%E5%BC%B9%E7%B0%A7%E5%A4%84%E4%BA%8E%E8%87%AA%E7%84%B6%E7%8A%B6%E6%80%81.%E7%8E%B0%E6%9C%89%E4%B8%80%E6%B0%B4%E5%B9%B3%E6%8E%A8%E5%8A%9BF%E4%BD%9C%E7%94%A8%E4%BA%8E%E7%89%A9%E4%BD%93B%E4%B8%8A%2C%E4%BD%BFB%E7%BC%93%E7%BC%93%E5%9C%B0%E5%90%91%E5%A2%99%E5%A3%81%E7%A7%BB%E5%8A%A8%2C%E5%BD%93%E7%A7%BB%E5%8A%A8%E5%88%B0%E6%9F%90)
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