28KHz 300Watt Ultrasonic Transducer Rau Vuam

Khoom Paub meej: Them Nyiaj& Cov ntsiab lus xa khoom: Cov Lus Qhia: Ultrasonic Transducer 1.factory nqe nrog kev xa tawm sai 2. Kev ua tau zoo siab 3. siab siab qhov loj me Ultrasonic Kev Hloov Taw Qhia: Ultrasonic transducer siv cov nyhuv piezoelectric kom paub txog kev sib hloov ntawm hluav taws xob thiab suab ...