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| noise barrier (Barriers for reducing the propagation of sound: they are widely used in industry and alongside roads and railways to shield receivers from noise sources. Barriers will not reduce the noise on the receivers side, but will increase it, unless the barrier is also covered in absorbing material; Различные барьеры, препятствующие распространению звука: распространены в промышленности, а также часто устанавливаются вдоль оживленных автомобильных трасс) | |||
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