Ib qho ntawm qhov hnyav ntawm lub tshuab txiav zaub mov ultrasonic yog cov hniav ultrasonic, thiab cov khoom siv ntawm cov hniav ultrasonic yog titanium alloy. Yog li ntawd, niaj hnub no, cia peb to taub dab tsi yog titanium alloy.