Facade points according to the EU Environmental Noise Directive

The data provided by this metadata record is not contained or displayed in the WMS “Noise Card”, but is provided as additional data. Facade points are used to calculate the number of persons affected. The facade punks are provided for the calculation of the number of persons affected according to the EU Environment Noise Directive.本元数据记录所提供的数据并未包含或展示在WMS「噪声卡片（Noise Card）」中，而是以附加数据的形式提供。建筑立面点（Facade points）用于核算受影响人数。依据《欧盟环境噪声指令（EU Environment Noise Directive）》，建筑立面点是计算受影响人数所需的配套数据。