O matou o se gaosiga faʻapolofesa o le lelei tele ultrasonic transducer; ma o foliga ia o le ultrasonic transducer:
Le maualalo o le impedance resonant, maualuga tulaga tau masini.
Maualuga eletise-acoustic liua lelei ma tele amplitude.
Faʻavevela maualalo, faʻalauteleina o le vevela;Laititi fa'agaioiga tafetafea, fa'agaioiga mautu.
Mea lelei, ola tautua umi.
Fa'ata'ita'iga: MY-UT2020-1-S
Auala: 20k