In addition, the hierarchical structure of the system, a simple change of "top-down" situation is complex, there is much more two-way link redundancy.
除此之外，其系统的层次结构，也变简单的“从上到下”的形势而为复杂的、有较多冗余度的双向联系。
In addition, the hierarchical structure of the system, a simple change of "top-down" situation is complex, there is much more two-way link redundancy.
除此之外，其系统的层次结构，也变简单的“从上到下”的形势而为复杂的、有较多冗余度的双向联系。
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