?????????????豸??????????????????
1. ?????г?????????????????????????????????????????????????F4?????豸??PO??PP??PE???????????豸???з???????????????????????????κ?λ????????????????10mm??
2. ????F4???????2~10mm?????????PO??PP??????????3~10mm???????????????????-09MPa??
3. ???·???????????????????????
4. ?豸??????????????豸????????????R?6~10mm??????????????????R?3~5mm??
5. ?????????????????????F4??PO??PP??PE???????á?