1. Gwema ukufakwa komtshini kwimpompo yamanzi, irediyo yamandla aphezulu, ukuguqulwa kwamaza, oko kukuthi, kukho indawo enamandla yamagnetic kunye nokuphazamiseka kwe-vibration;2. Khetha umbhobho kufuneka ube yinto efanayo kwaye uxinene, kulula ukuhanjiswa kwe-ultrasonic yecandelo lombhobho;3. Ukuba nexesha elide elaneleyo...
Funda ngokugqithisileyo