将电力设备的某些部分接地，是为了设备与操作人员的安全，本文应用镜像法对此进行了一些具体的分析计算。
Power equipments are connected to earth to ensure the safely of equipments and engineers. Mirror image method can be a effective to calculate the earth resistance and step voltage.
畜牧业的出现和传播对欧亚大陆内部的历史产生了深远的影响，同时，也间接地影响了欧亚大陆以外的亚洲和欧洲部分地区。
The emergence and spread of pastoralism had a profound impact on the history of Inner Eurasia, and also, indirectly, on the parts of Asia and Europe just outside this area.
特别地，XML通过将文档特定部分的内容括在具有相同名称的元素标记中，来间接地表明它们之间的相似性。
In particular, XML suggests similarities between specific portions of a document by enclosing them in element tags with the same name.
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