?????? ??????? ????????? ?????? ????? ?????? 0.3 ???? ??????

???????? ?????? ????? ?????? (HPMC) 0.3 ?? ???? ?????? ????? ???????????? ??????? ??? ???? ???? ?? ????? ????????? ??? ?? ??? ???????? ???????? ???????? ???????. ????? ??? ?????? ???? ?????? ?? ???? Zhejiang Haishen New Materials Co., Ltd. ????? ???????? ?? ??????? ??????? ?????? ?????? ???????. ???? ?????? ???????? ?? ???????? ?????? ????????? ?????? HPMC 0.3 ???? ????? ?????????? ??? ????? ?????? ?????? ???????? ????? ?????? ?? ?????? ?????? ??????. ?? ???? ???????? ????????? ??????? ????? ????? ??? ?????? ?????? ????? ?????? ????? ??????? ??????. ??? ?? ????? ???????? ????? HPMC ????? ????? ??? ???? ???????? ?????? ??????? ??? ?????? ???????. ????? ???? Zhejiang Haishen New Materials Co., Ltd. ?????? ???? ????? ?????? ???? ?????? ??????? ????? ???????? ???????. ???????? HPMC 0.3? ??????? ?? ???? ?????? ???? ????? ?? ??? ??????? ??? ???? ?????? ??????? ?? ?? ?????.