???? ?????? ????? ??????? ?????? PM2.5 ?? ????

???? ?????? ????? - ?????? Rika pm2.5. ??? ?? ??????? ??? ???? ???? ???? ??????? ???????? Rika Sensors ??????? ?????? ??? ??? ?????? ???? ?????? ???????? ??????? ???? ???? ??? ????? ?????????? ???????? ???????? ?????? ????????? ??? ?????? ?????? ??????? ????????? ?? ????? ????? ?????? ????? ?? ??????.

???? ?????? ??? ?? ???? ??????? - ?????? ???? PM2.5. ????? ????? ???? ??????? ???????? ??? ?????????? ??????? ????? ?????? ??? ???????. ?? ?????? ?? ???? ??????? ?????? ????? ??? ??????? ???????? ???? ???. ?? ????? ?????????? ??????? ???? ???????? ?? ??????? ????? ?? ????? ???????? ???????? ????? ??? ???????? ????????? ???? ??????? ?? ?????? ??? ?????? ?????. ????? ???????? ?????? ??? ???? ???? ?? ???? ????? ??????? ????? ?????? ????? ????? ????????? ??????? ????? ?????? ??????? ??????? ????? ????? ????? ???????.