By building a pedestrian tunnel we hope to save lives.

我们希望通过修建人行隧道来拯救生命。

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Ventilation cabinet includes exhaust air tunnel, supply air tunnel, transport tunnel, pedestrian tunnel, equipment cavern, cross-passage etc.

通风机房洞室群一般包括：排风通道、送风通道、运输通道、人行通道、设备房、联络送风道、联络排风道等。

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Since numerical model can provide the detailed flow field data, it has a great advantage compared with the wind tunnel experiment in accurately evaluating the wind effects on pedestrian.

数值模式能够在每一个计算格点和每一个时间段提供流场的详细信息，因而，在准确评价行人风环境或者其他风环境问题上比风洞实验更具优势。

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