The reason for committing such errors, because we forget that life is a journey as a whole, we feel that they have been growing, now is the time for fruit.
之所以犯这种错误，是因为我们忘记生命是一个历程，是一个整体，我们觉得自己已经成长过了，现在是到该结果子的时候了。
The feature are: the pulse time of whole journey is short, the configuration is simple, the maintain is convenient.
脉冲控制棒驱动机构具有全行程脉冲时间短、结构简单、维修方便的特点。
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