Rotational molding, tseem hu ua rotational molding, teb molding, teb molding, thiab lwm yam., yog ib tug hollow molding txoj kev ntawm thermoplastics. Cov txheej txheem yog cov khoom siv yas yog thawj zaug ntxiv rau hauv pwm, thiab tom qab ntawd cov pwm txuas txuas txuas ntxiv nrog ob txoj kab ntsug thiab rhuab. Sub th...
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