??????????????????

????:???????????:??????????

??1?????????????23?(??????????????? ???????)1??22???????????,?,????????“????”,???????,???

???????????,????????????2025????????????2024???????????12??????,???????,???,?“?”,?????????????????

?????????????????????????????????? ?????

?????????????,2025??,??“???????”PETG????????????,PETG????????????,???,????????????????????????????,?????“?????????”,??????????????????????????????????,?????????????????

?1.2?,???1.28????,?????????????20????3.4???,??1.28??????,???????????????????????????????30??,????????????,??4???

??“??????????????”??????,???????242??????????????????862????100??“??????????”,???????????“??”???????

?????????? ???????????????

22??,??,???????????????24???????????????????,?????????????????????????????????????????,???????,??????????????,??,????????????

?????,???????????????,??????????????124?,28????????????,??????????,??????????????????

???24??????????????????,??????????????????????????????????????????????????????????,???????????????????????,???,???,??????(????)

????:??