Yas ultrasonic vuam tshuab ultrasonic txoj kev
Dec 08, 2022
Tso lus
Ultrasonic molding: siv lub tshuab ultrasonic kom yaj cov yas ua haujlwm tam sim. Thaum cov yas solidifies, nws tuaj yeem ua rau cov yas ntawm cov hlau lossis lwm yam khoom ruaj khov.
