?????? ??? - ?????? ?????????? ??? ????????? ????? ???????? ????????? ????? ?????????? ?????? ????? ????????? ???? ??? ???????? ????????? ?????????? ???? ????? ???, 30~150Mm ?????????? ????? ????? ??????? PTZ, ?????????? ??????????????? ????? ??????? ????????, ???????? ????? ??????? ??????,??????? ?????? ???????? ?????? ????? ??? ????? ?????? ???????? ??? ?????? ???; ???? ?? ???? ?????? ?????, ??? ?? ???? ?????????? ???? ???? ??????? ??????????????? ??? OEM ???????? ?????? ???? ?? ?????? ?????????? ???? ?????, ???????, ????????????, ???????????, ?????????, ???????, ????????? ?????? ????? ????? ????? ??? ??? ??????????? credit ? ??, ???? ????? ?????? ????????? ???????? ????? ??? ??????? ?????? ??? ???? ???? ????? ??? ???? ??????????? ????? ???????? ??????? ???? ???? ??????? ???? ???? ?????????? ?????? ?????? ????????? ?????? ????? ????? ?????? ???? ????? ??? ???? ?????? ?? ??????? ???? ??? ???? ??? ?????? ???? ????? ??????? ?????