借助这种网络图，许多工程网络图，如：电力输送网，交通运输网等等都可以精确描述。
By means of the network graph, a large number of engineering network graphs, such as electricity power distribution and transportation networks may be described accurately.
从本质上说，3d风网图表达的是“具象”的通风网络图，它超越了传统平面网络图的技术层面。
In essence, 3d ventilation network graph is a 'figurative' ventilation network graph, and it surpasses the technical level of the conventional planar network graph.
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