针对室内移动机器人导航问题，提出一种包括全局规划层、局部路径优化层、反应式导航控制层的导航策略。

A strategy based on global planning layer, local path optimizing layer and reactive navigation controlling layer is presented for indoor mobile robot navigation.

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然而进程跳跃到数据库的成本依然很高，因此数据层的性能是您在优化代码时首先要考虑的问题。

However, the cost of process hopping to the database is still high, thus performance on the data tier is the first place to look when optimizing your code.

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DS8700凭借其可伸缩性、新的存储层优化以及广泛的服务器支持可以满足最为关键的业务应用程序的需求。

DS8700 can meet the needs of the most critical business applications with its scalability, new storage tier optimization, and broad server support.

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