为什么我家的老算盘是上面2个珠子,下面有5颗.可百度那里我却看到是上面1个下面有4个!顺便问下算盘怎么用
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![为什么我家的老算盘是上面2个珠子,下面有5颗.可百度那里我却看到是上面1个下面有4个!顺便问下算盘怎么用](/uploads/image/z/1249787-11-7.jpg?t=%E4%B8%BA%E4%BB%80%E4%B9%88%E6%88%91%E5%AE%B6%E7%9A%84%E8%80%81%E7%AE%97%E7%9B%98%E6%98%AF%E4%B8%8A%E9%9D%A22%E4%B8%AA%E7%8F%A0%E5%AD%90%2C%E4%B8%8B%E9%9D%A2%E6%9C%895%E9%A2%97.%E5%8F%AF%E7%99%BE%E5%BA%A6%E9%82%A3%E9%87%8C%E6%88%91%E5%8D%B4%E7%9C%8B%E5%88%B0%E6%98%AF%E4%B8%8A%E9%9D%A21%E4%B8%AA%E4%B8%8B%E9%9D%A2%E6%9C%894%E4%B8%AA%21%E9%A1%BA%E4%BE%BF%E9%97%AE%E4%B8%8B%E7%AE%97%E7%9B%98%E6%80%8E%E4%B9%88%E7%94%A8)
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