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阐述了系统特征图的原理、方法及作用 ,指出只要形成系统、能用网络图表述的 ,均可用特征图表示 ,如供水系统、供暖系统。简要介绍了特征图在风道计算中的应用 ,认为特征图不仅适用于矿井通风 ,而且可用于建筑物的通风空调系统。
The principle, method and function of the system feature graph are expounded. It is pointed out that the feature graph can be used to represent the system graphically, such as the water supply system and the heating system, as long as the system is formed. Briefly introduced the application of the feature map in the air duct calculation, the feature map is not only suitable for the mine ventilation, but also can be used in the ventilation and air conditioning system of the building.