Lub pwm vuam txhais tau li cas? Dab tsi yuav thickened?
Yog tias pwm tsis yog lawm, xws li milling, nws raug ntaus los yog tawg, los yog pwm hloov, thiab lwm yam. Nws yuav tsum tau ntim cov chaw tsis zoo, muab zom los yog siv lub cuab yeej tshuab kom nws zoo li koj xav tau. Nws yog. General laser welding thiab argon arc vuam
