Yiyiphi imbuyekezo ekhoyo ngaphakathi kweenkqubo xa kungekho mbhobho wokuhamba ngokuthe tye?Ngaba oku kungabuyekezwa?

Ukungonelanga ngokuthe ngqo kombhobho yingxaki eqhelekileyo kubo bonke ubuchwepheshe be-ultrasonic.Kuya kuchaphazela ukuchaneka ngokungqinelana nokunqongophala kombhobho othe ngqo.