To create a heat map, simply take any model of the system and shade or colour different areas of the model to indicate the ease or complexity of working on different each area.

要绘制热点图，任取一个系统模型，把模型中的每个区域用不同的颜色，以此来表明各个区域上工作的难易程度。

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Crews have been working for months to upgrade equipment, trim trees, and overall harden the reliability of the Pepco power system, which runs from the Washington area into New Jersey.

工作人员已经为设备升级、树木修剪及全面加强运行与华盛顿地区与新泽西的Pepco电力系统的可靠性而工作了数月。

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In order to confirm which electrode system electrochemical regeneration of granular activated carbon(GAC) belonged to, the saturated GAC loaded with aniline were regenerated in different working area.

将活性炭置于电解槽不同工作区域进行再生，实验结果证明：饱和炭再生属于三维电极体系； 不同再生区域具有不同再生效率；

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