??????????е???á???????????????????????ζ?????·????????????????????????????
????????Σ??????????????
??????С???????????????????
??????????PET??BOPP??VMPET??CPE??CPP??

??????????е???á???????????????????????ζ?????·????????????????????????????
????????Σ???????????????????????
??????С???????????????????
??????????BOPP??VMPET??VMCPP??KPET??PE??

?????????????????????????????????????????????????????????????ι??????????????????????
????????Σ???????κδ???
??????С???????????????????
??????????PET??BOPP??PA??AL??VMPET??PE??CPP??

?????????????????????????????????????????????????????????????ι????????????????????????
????????Σ???????κδ???
??????С???????????????????
??????????PET??BOPP??PA??AL??VMPET??PE??CPP??