If the brush is furcated or evaginable, it needs to be replaced in case of damaging the tooth-ridge.

如刷毛分叉、外翻应及，以免损伤孩子的齿龈。

Then, as examples, the diary management system, octonary furcated tree method, separating deal of date and time and abnormity check-up system were used in respect region.

如建立日志、将八叉树编码方式应用到监点的编号、建立监值异常检出等，并给出了部分实例。