Email：dev_as@163.com
Another example is the application for designing table lamps. The first label is allocated to the lamp unit.
-
The tree definition of Lamp
-
The root label cannot have brother labels. ：[Root : (0)]，根节点没有兄弟节点
-
Consequently, various lamps (in the framework allocation) correspond to the sub-labels of the root label. This allows avoiding any confusion between table lamps in the data framework. [lamp 1：sub-label (0:1)]、[lamp 2：sub-label (0:2)]，定义同样树结构但是不同的属性值的灯对象，因为灯的结构组成是可以复用的。
-
Different lamp parts have different material, color and other attributes, so a child label (of the lamp with t
-
