data consultation service (WMS) from: Meeting- Strategic Noise Map: Bd.Mazagran map type C Lden
收藏资源简介：
— type C card in Lden: areas where the limit value of 68 dB(A) is surpassed on the facade of sensitive buildings (houses, educational and health institutions) — Lden: noise discomfort index weighted by different periods one day, i.e.: day/day: 6am-18h evening/evening: 18h-22h night/night: 10h-6h — dB(A): unit of measurement expressing an intensity level (decibel) weighted according to the physiological characteristics of the human ear. Sources: cee Méd2009 C_Mazagran_Location C_departments C_StDenis C_COMMUNE_cartelie C_nationals C_StDenis_ Tags c_DDI_LD_68_Dept974_V5_finite
— Lden分类下的C类卡片：敏感建筑（住宅、教育机构及医疗保健机构）立面处的A计权声压级（dB(A)）超出68 dB(A)限值的区域 — Lden：一日内按不同时段加权的噪声不适指数，具体时段划分如下： 日间（day）：6时至18时 傍晚（evening）：18时至22时 夜间（night）：10时至次日6时 — A计权声压级（dB(A)）：基于人耳生理特性对声强级进行计权的度量单位（分贝）。 资料来源：cee Méd2009、C_Mazagran_Location、C_departments、C_StDenis、C_COMMUNE_cartelie、C_nationals、C_StDenis_ Tags、c_DDI_LD_68_Dept974_V5_finite
