Babban zafin jiki ultrasonic kwarara firikwensin
Babban zafin jiki irin ultrasonic kwarara firikwensin wanda aka yi amfani da shi don auna matsakaicin nau'in zazzabi mai girma.
matsakaicin zafin jiki na iya zuwa digiri 180 .
idan akwai wani ƙarin tare da wannan aikace-aikacen, pls jin daɗin tuntuɓar Q&T don ambato.
