质量为60KG的运动员站在一艘质量是120kg的小平板木船上,从某一时刻开始,运动员开始从船头向船尾跑去,2S末达到船尾是获得了6m/s相对于河岸的水平速度.以下不考虑水的阻力1.设运动员在这2S
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![质量为60KG的运动员站在一艘质量是120kg的小平板木船上,从某一时刻开始,运动员开始从船头向船尾跑去,2S末达到船尾是获得了6m/s相对于河岸的水平速度.以下不考虑水的阻力1.设运动员在这2S](/uploads/image/z/3564381-21-1.jpg?t=%E8%B4%A8%E9%87%8F%E4%B8%BA60KG%E7%9A%84%E8%BF%90%E5%8A%A8%E5%91%98%E7%AB%99%E5%9C%A8%E4%B8%80%E8%89%98%E8%B4%A8%E9%87%8F%E6%98%AF120kg%E7%9A%84%E5%B0%8F%E5%B9%B3%E6%9D%BF%E6%9C%A8%E8%88%B9%E4%B8%8A%2C%E4%BB%8E%E6%9F%90%E4%B8%80%E6%97%B6%E5%88%BB%E5%BC%80%E5%A7%8B%2C%E8%BF%90%E5%8A%A8%E5%91%98%E5%BC%80%E5%A7%8B%E4%BB%8E%E8%88%B9%E5%A4%B4%E5%90%91%E8%88%B9%E5%B0%BE%E8%B7%91%E5%8E%BB%2C2S%E6%9C%AB%E8%BE%BE%E5%88%B0%E8%88%B9%E5%B0%BE%E6%98%AF%E8%8E%B7%E5%BE%97%E4%BA%866m%2Fs%E7%9B%B8%E5%AF%B9%E4%BA%8E%E6%B2%B3%E5%B2%B8%E7%9A%84%E6%B0%B4%E5%B9%B3%E9%80%9F%E5%BA%A6.%E4%BB%A5%E4%B8%8B%E4%B8%8D%E8%80%83%E8%99%91%E6%B0%B4%E7%9A%84%E9%98%BB%E5%8A%9B1.%E8%AE%BE%E8%BF%90%E5%8A%A8%E5%91%98%E5%9C%A8%E8%BF%992S)
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