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.

· · 来源:dev新闻网

在伊朗最高領袖阿里·哈梅內伊(Ali Khamenei)在美國和以色列的聯合空襲中身亡後,許多人關注他權力巨大的兒子穆傑塔巴·哈梅內伊(Mojtaba Khamenei)是否也一同遇害。

julia-snail-multimedia-buffer-autoswitch: Controls whether Emacs should automatically switch to the image buffer after a plotting command, or if it should only display it. Defaults to nil (off).

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陈静,专栏作家,多年从业经验,致力于为读者提供专业、客观的行业解读。