如图所示,物体A、B间用轻质弹簧相连,已知mA=3mB,且物体与地面间的动摩擦因数为µ.在水平外...如图所示,物体A、B间用轻质弹簧相连,已知mA=3mB,且物体与地面间的动摩擦因数为µ.在水平外
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![如图所示,物体A、B间用轻质弹簧相连,已知mA=3mB,且物体与地面间的动摩擦因数为µ.在水平外...如图所示,物体A、B间用轻质弹簧相连,已知mA=3mB,且物体与地面间的动摩擦因数为µ.在水平外](/uploads/image/z/6355080-0-0.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E7%89%A9%E4%BD%93A%E3%80%81B%E9%97%B4%E7%94%A8%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A7%E7%9B%B8%E8%BF%9E%2C%E5%B7%B2%E7%9F%A5mA%3D3mB%2C%E4%B8%94%E7%89%A9%E4%BD%93%E4%B8%8E%E5%9C%B0%E9%9D%A2%E9%97%B4%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA%26%23181%3B.%E5%9C%A8%E6%B0%B4%E5%B9%B3%E5%A4%96...%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E7%89%A9%E4%BD%93A%E3%80%81B%E9%97%B4%E7%94%A8%E8%BD%BB%E8%B4%A8%E5%BC%B9%E7%B0%A7%E7%9B%B8%E8%BF%9E%2C%E5%B7%B2%E7%9F%A5mA%3D3mB%2C%E4%B8%94%E7%89%A9%E4%BD%93%E4%B8%8E%E5%9C%B0%E9%9D%A2%E9%97%B4%E7%9A%84%E5%8A%A8%E6%91%A9%E6%93%A6%E5%9B%A0%E6%95%B0%E4%B8%BA%26%23181%3B.%E5%9C%A8%E6%B0%B4%E5%B9%B3%E5%A4%96)
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