Pwm Tsim
Kev tsim pwm yog qhov txiav txim siab tseem ceeb rau kev ua tiav molding xws li qhov loj me thiab qhov chaw ntawm cov rooj vag sprue, qhov dav ntawm cov nplaim ntuag, ntws ...
Peb paub zoo tias yog ib qho ntawm cov ua pwm tsim khoom lag luam thiab cov muag khoom hauv Suav teb. Nrog 15 xyoos kev paub, peb lub Hoobkas muab cov pwm zoo tsim hauv Suav teb nrog tus nqi sib tw. Txais tos tiv tauj peb rau kev pabcuam tshwj xeeb.