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??????? ????? ???????? ????? ??? ????? ??????? ???? ??????? ???????? ?? ????? ??????? ????? ?????? ????? ??? ??????? ????????. ????? ????? ?????? ?? ???????? ?? ?????? ????? ?? ????? ??????? ????????? ????? ????? ????????? ????? ??? ?????? ????????. ?????? ???? ??????? ????? ??? ????? ??? ??????? ????? ???????? ????? ??? ?????? ????? ????????? ?? ????? ??????. ???? ?????? ?????? ?? ?????? ???????? ????? ?????? ??????? ????? ?????? ????? ?? ???????? ??????. ????? ????? ???? ????? ????? ????? ?? ?????? ????? ?? ???????? ??????????? ??? ??? ????? ????????? ?? ???? ??????? ????? ??????? ??? ????? ????? ?????? ????????.

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????? ???? ???? ????????? ????? ????? ??????? ???????.

???? ?????? ???? Rika Sensors ?????????? ?????? ??? ??? ???? ???? ?????. ????? ?????? ?????? ??????? ?????? ??????? ????? ?????? ???????.

?? ?????? ???? Rika Sensors ??????? ??? ???? ???????? ?? ???? ????? ?????????? ?????? ?? ???? Hunan Rika Electronic Tech Co.,Ltd ?????? ??? ???? ?????? ??????? ????? ?? ????? ????????.