Dab tsi yog qhov zoo ntawm coextruded zaj duab xis chaw tsim tshuaj paus thiab kev taw qhia txog kev siv?
Co-extruded zaj duab xis chaw tsim tshuaj paus co-extruded zaj duab xis yog ib lub tshuab tshuab ncaj qha sib cais multi-layer co-extrusion txheej txheem tshuab tshuab
Txhua txheej ntawm co-extruded zaj duab xis chaw tsim tshuaj paus co-extruded zaj duab xis yog extruded nyob rau hauv tib lub sij hawm, yog li tsis muaj lwm yam ntaub ntawv uas tsis yog yas xws li txhuas ntawv ci, ntawv.
