Hoobkas tsim pwm | Tuam Tshoj tsim pwm tsim khoom thiab cov neeg muag khoom

Kev tsim pwm

https://www.arextecn.com/uploads/999b3aa1b02b1355ea8e4948c27d4908.mp4 Kev Paub Ua Haujlwm Peb txhawb koj lub tswv yim kom muaj tseeb hauv kev paub dhau 10 xyoo hauv kev tsim khoom. Hauv paus ntawm kev ua haujlwm dav dav nrog ntau lub khw sib txawv los tsim ntau yam khoom, peb paub txog ntau yam kev ntxig thiab txhaj tshuaj molding. Peb cov chaw molding muaj kev ywj pheej txaus los tswj cov khoom siv metalloid thiab hlau thiab txaus siab rau ntau qhov loj me thiab cov duab ntawm cov khoom pwm. Phau Ntawv Qhia Tsim O...

kev nug cov ntsiab lus