“250”摩托车因掉三档故障而调换下来的凸轮板、付轴、付轴三档齿轮等零件,每年均有相当数量,这个浪费是惊人的。我们将这些旧件进行了某些修整后重新加以使用,效果良好,每套可节约15～24元之多。现将几点经验总结如下,以供维修人员 “250 ” motorcycle lost third gear failure replaced cam plate, pay the shaft, pay the third gear and other parts of the shaft, a considerable number each year, this waste is staggering. We will put some of these old parts after trimming re-use, the effect is good, each can save as much as 15 to 24 yuan. A few lessons are summarized below, for maintenance personnel