职责描述：-建立，维护和优化元器件数据库。
Key responsibilities: -responsible for setting up, maintenance and optimization of the database of components.
接着就战略合作伙伴供应商关系的维护和优化提升管理的几个主要方面进行了深入分析。
And then, the author analyzes thoroughly a few main aspects of maintaining and improving the relationships with strategic cooperators.
详细设计了DCRTP组播树的形成、维护和优化，设计了DCRTP控制环的形成和恢复。
The formation, maintenance and optimization of DCRTP's multicast tree and the formation, recovery of DCRTP's control ring are designed in detail.
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