动量守恒问题中的摩擦力问题!近来一直搞不懂,在动量受恒问题中物体受摩擦力问题的解释.比若说:1在光滑的水平面上,停着质量为 M 、长为L的小车小车成┗┘型,一个质量为m的滑块从车内底
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![动量守恒问题中的摩擦力问题!近来一直搞不懂,在动量受恒问题中物体受摩擦力问题的解释.比若说:1在光滑的水平面上,停着质量为 M 、长为L的小车小车成┗┘型,一个质量为m的滑块从车内底](/uploads/image/z/6301010-2-0.jpg?t=%E5%8A%A8%E9%87%8F%E5%AE%88%E6%81%92%E9%97%AE%E9%A2%98%E4%B8%AD%E7%9A%84%E6%91%A9%E6%93%A6%E5%8A%9B%E9%97%AE%E9%A2%98%21%E8%BF%91%E6%9D%A5%E4%B8%80%E7%9B%B4%E6%90%9E%E4%B8%8D%E6%87%82%2C%E5%9C%A8%E5%8A%A8%E9%87%8F%E5%8F%97%E6%81%92%E9%97%AE%E9%A2%98%E4%B8%AD%E7%89%A9%E4%BD%93%E5%8F%97%E6%91%A9%E6%93%A6%E5%8A%9B%E9%97%AE%E9%A2%98%E7%9A%84%E8%A7%A3%E9%87%8A.%E6%AF%94%E8%8B%A5%E8%AF%B4%3A1%E5%9C%A8%E5%85%89%E6%BB%91%E7%9A%84%E6%B0%B4%E5%B9%B3%E9%9D%A2%E4%B8%8A%2C%E5%81%9C%E7%9D%80%E8%B4%A8%E9%87%8F%E4%B8%BA+M+%E3%80%81%E9%95%BF%E4%B8%BAL%E7%9A%84%E5%B0%8F%E8%BD%A6%E5%B0%8F%E8%BD%A6%E6%88%90%E2%94%97%E2%94%98%E5%9E%8B%2C%E4%B8%80%E4%B8%AA%E8%B4%A8%E9%87%8F%E4%B8%BAm%E7%9A%84%E6%BB%91%E5%9D%97%E4%BB%8E%E8%BD%A6%E5%86%85%E5%BA%95)
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