Kev tsav dav hlau

Kev vuam ultrasonic yog qhov tsim nyog rau kev vuam cov khoom nruab nrab rau aerospace thiab tseem rau kev vuam cov khoom tawg. Cov tshuab tshwj xeeb tau tsim rau cov lag luam no kom ua tau raws li cov hom phiaj tshwj xeeb. Cov tshuab tuaj yeem tsim los tsim cov khoom sib txawv, ib qho cim ntawm qhov yooj ywm ntawm kev vuam ultrasonic.