Hloov Chaw Hloov Branson Vuam Hloov

Cov lus piav qhia: Cov khoom siv ultrasonic muaj cov tshuab hluav taws xob ultrasonice transducer, koob tshuaj tiv thaiv thiab ua haujlwm tshuab raj. Lub tshuab hloov pauv yog lub zog hloov pauv, uas tuaj yeem hloov lub siab, lub zog loj tam sim no, cov khoom siv hluav taws xob mus rau hauv cov txiaj ntsig ntawm lub zog ultrasonic, qhov kev co tsuj tawm ntawm tsav lub zog nrog tib zaus uas tam sim no. Txhawm rau kom dav ntxiv qhov ntau ntawm ultrasonic zog cov tswv yim rau qhov chaw peb xav tau.