如图所示的装置中,均匀木棒AB的A端固定在铰链上,悬线一端绕过某定滑轮,另一端套在木棒如图所示的装置中,均匀木棒AB的A端固定在铰链上,悬线一端绕过某定滑轮,另一端套在木棒上使木棒保
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![如图所示的装置中,均匀木棒AB的A端固定在铰链上,悬线一端绕过某定滑轮,另一端套在木棒如图所示的装置中,均匀木棒AB的A端固定在铰链上,悬线一端绕过某定滑轮,另一端套在木棒上使木棒保](/uploads/image/z/8404306-34-6.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%E7%9A%84%E8%A3%85%E7%BD%AE%E4%B8%AD%2C%E5%9D%87%E5%8C%80%E6%9C%A8%E6%A3%92AB%E7%9A%84A%E7%AB%AF%E5%9B%BA%E5%AE%9A%E5%9C%A8%E9%93%B0%E9%93%BE%E4%B8%8A%2C%E6%82%AC%E7%BA%BF%E4%B8%80%E7%AB%AF%E7%BB%95%E8%BF%87%E6%9F%90%E5%AE%9A%E6%BB%91%E8%BD%AE%2C%E5%8F%A6%E4%B8%80%E7%AB%AF%E5%A5%97%E5%9C%A8%E6%9C%A8%E6%A3%92%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%E7%9A%84%E8%A3%85%E7%BD%AE%E4%B8%AD%2C%E5%9D%87%E5%8C%80%E6%9C%A8%E6%A3%92AB%E7%9A%84A%E7%AB%AF%E5%9B%BA%E5%AE%9A%E5%9C%A8%E9%93%B0%E9%93%BE%E4%B8%8A%2C%E6%82%AC%E7%BA%BF%E4%B8%80%E7%AB%AF%E7%BB%95%E8%BF%87%E6%9F%90%E5%AE%9A%E6%BB%91%E8%BD%AE%2C%E5%8F%A6%E4%B8%80%E7%AB%AF%E5%A5%97%E5%9C%A8%E6%9C%A8%E6%A3%92%E4%B8%8A%E4%BD%BF%E6%9C%A8%E6%A3%92%E4%BF%9D)
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