Noise Barrier, inonziwo acoustic madziro / zvipingaidzo zvinonzwika.inonyanya kushandiswa kumisa ruzha uye kuderedza migwagwa mikuru, nzira dzepasi pevhu, njanji, njanji, migwagwa yakasimudzwa inoumbwa uye kumwe kunobva ruzha.Inogona kukamurwa kuita yekuratidzira mhando yeruzha chipingamupinyi cheyakachena ruzha insulation, uye iyo kompani ...
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