Pedestrianizing city streets reduces daily noise by 3.1 decibels, a new study of Barcelona’s "green axes" shows. Data from acoustic sensors prove that fears of noisy crowds replacing car noise are unfounded, as residents on these calmer streets now use their balconies more often.
· 杨勇 · 来源：dev快讯
针对Pedestrianizing city streets reduces daily noise by 3.1 decibels, a new study of Barcelona’s "green axes" shows. Data from acoustic sensors prove that fears of noisy crowds replacing car noise are unfounded, as residents on these calmer streets now use their balconies more often.的相关问题，本平台特邀行业资深人士进行深度解析与点评。