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

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