1. ????? ??? / ???? / ???? ????? ????
2.It ????? ?? ????? ??? ?? ??? ?????, ??????? ??? ?? ????, ?? ?????? ?? ??? ???? ??? ???? ??. ???? ????? ?? ????? ?????
???? ?????? 3.Soft ?? ???, ???? ???
4.Built-in matching intelligent chip, intelligent matching equipment , ???????? ???? ?????? ???? ????, ????? ????? ?? ??? ??? ???? ??? ?? ??? ??
?