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????? ???? Zhuhai Bangmo Technology Co., Ltd. ?????? ?????? ???? ?????? ????? ?????? ?? ???? PVDF? ???????? ?????? ????????? ??????? ???????? ????? ?????? ????????. ???????? ??????????? ????????? ???? ??? ???????? ???? ????? ??????????? ??? ???? ????? ??????? ?????????? ????????? ?? ????? ??????? ????? ??????? ???????? ?? ?????? ?????? ???????? (PVDF) ??????? ???????? ?????? ??????? ??? ?????? ?????? ????????? ?? ??????? ??????. ???? ??????? ???? ????? ????? ??? ????? ??????? ????????? ?? ??? ???? ??????? ?????? ??????????? ???? ???????? ?????????? ?? ??????? ???????? ????????? ????????? ?? ??????? ??? ????????? ????????? ?? ???? ?????? ?????? ???????? ?? ???? PVDF ?????? ??? ??? ????? ???? ?????? ????? ?? ????? ????? ?? ?????? ???? ????? ??????. ?? ?? ???? Zhuhai Bangmo Technology Co., Ltd. ?????? ??? ???? ?????? ???? ???????? ?????? ?????????? ?? ????? ??????. ?????? ????? ???? ????? ?????? ?? ???? ?????? ??????? ?????