??????????
???????????
???????????
?????????????
??????
PBT
???????????????????????polybutylene terephthalate?????PBT?????????????С?PBT?????????????????????????????????????и??????????????????????????????????????????????PBT????????????????????????????е??????????????У??????????GF10%-GF40%???????94V0????????????10%-40%????????±????PBT?????????????У???峤??????????GE??????????????????????????????????? >> ??峤??PBT
?????? >> ?????????PBT
?????? >> ????(GE)PBT
???????????
????????????