Iphaneli Yezicingo Zomsindo Womsindo

umsindo wokuvimbela ucingo

I-Sound Barrier isetshenziswa kakhulu ukunciphisa umsindo komgwaqo, umgwaqo omkhulu, i-viaduct neminye imithombo yomsindo. Luhlobo lwesithiyo olubekwe eceleni komgwaqo noma ujantshi ukuze kuncishiswe umthelela womsindo wezimoto kubahlali abaseduzane.

uphenyo imininingwane