As discussed in the previous section, we create a virtual shard map for taking care of future requirements of database scaling.

如上一节所讨论的，我们创建一个虚拟碎片映射来处理数据库缩放的4个需求。

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An engine model was established for the 4 cylinder 4 stroke gasoline engine. And the fuel MAP of the mode engine was obtained by scaling experiment.

针对四缸四冲程汽油发动机，建立了合理的发动机数学模型，并对模型发动机进行仿真标定实验，获得喷油MAP图。

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Multidimentional scaling map algorithm is employed to achieve node localization in wireless sensor networks, and quantitative analysis depends on different simulation parameters is provided.

使用多维标度定位算法对无线传感器网络中的节点进行定位，并且根据不同的仿真参数给出定量的分析结果。

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