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Cov txheej txheem thermoforming yog dab tsi?
2020-11-18
Thermoforming yog ib txoj kev yooj yim heev. Raws li koj tuaj yeem pom, cov txheej txheem yooj yim heev. Kauj ruam thawj zaug yog qhib qhov taw tes, tshem cov khoom, thiab cua sov lub cub tawg. Qhov kub feem ntau yog nyob ib puag ncig 950 degrees. Tom qab cua sov, nws raug ntaus cim thiab rau...
saib cov ntsiab lus